C4graphGraph forms for C4 [ 500, 17 ] = R_250(127,126)

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On this page are computer-accessible forms for the graph C4[ 500, 17 ] = R_250(127,126).

(I) Following is a form readable by MAGMA:

g:=Graph<500|{ {2, 3}, {152, 153}, {150, 151}, {148, 149}, {146, 147}, {144, 145}, {142, 143}, {140, 141}, {138, 139}, {136, 137}, {134, 135}, {132, 133}, {130, 131}, {128, 129}, {126, 127}, {124, 125}, {122, 123}, {120, 121}, {118, 119}, {116, 117}, {114, 115}, {112, 113}, {110, 111}, {108, 109}, {106, 107}, {104, 105}, {102, 103}, {100, 101}, {98, 99}, {96, 97}, {94, 95}, {92, 93}, {4, 5}, {6, 7}, {8, 9}, {10, 11}, {12, 13}, {14, 15}, {16, 17}, {18, 19}, {20, 21}, {22, 23}, {24, 25}, {26, 27}, {28, 29}, {30, 31}, {32, 33}, {34, 35}, {36, 37}, {38, 39}, {40, 41}, {42, 43}, {44, 45}, {46, 47}, {48, 49}, {50, 51}, {52, 53}, {54, 55}, {56, 57}, {58, 59}, {60, 61}, {62, 63}, {64, 65}, {66, 67}, {68, 69}, {70, 71}, {72, 73}, {74, 75}, {76, 77}, {78, 79}, {80, 81}, {82, 83}, {84, 85}, {86, 87}, {88, 89}, {90, 91}, {154, 155}, {156, 157}, {158, 159}, {160, 161}, {162, 163}, {164, 165}, {166, 167}, {168, 169}, {170, 171}, {172, 173}, {174, 175}, {176, 177}, {178, 179}, {180, 181}, {182, 183}, {184, 185}, {186, 187}, {188, 189}, {190, 191}, {192, 193}, {194, 195}, {196, 197}, {198, 199}, {200, 201}, {202, 203}, {204, 205}, {206, 207}, {208, 209}, {210, 211}, {212, 213}, {214, 215}, {216, 217}, {218, 219}, {220, 221}, {222, 223}, {224, 225}, {226, 227}, {228, 229}, {230, 231}, {232, 233}, {234, 235}, {236, 237}, {238, 239}, {240, 241}, {242, 243}, {244, 245}, {246, 247}, {248, 249}, {1, 2}, {149, 150}, {145, 146}, {141, 142}, {137, 138}, {133, 134}, {129, 130}, {125, 126}, {121, 122}, {117, 118}, {113, 114}, {109, 110}, {105, 106}, {101, 102}, {97, 98}, {93, 94}, {5, 6}, {9, 10}, {13, 14}, {17, 18}, {21, 22}, {25, 26}, {29, 30}, {33, 34}, {37, 38}, {41, 42}, {45, 46}, {49, 50}, {53, 54}, {57, 58}, {61, 62}, {65, 66}, {69, 70}, {73, 74}, {77, 78}, {81, 82}, {85, 86}, {89, 90}, {153, 154}, {157, 158}, {161, 162}, {165, 166}, {169, 170}, {173, 174}, {177, 178}, {181, 182}, {185, 186}, {189, 190}, {193, 194}, {197, 198}, {201, 202}, {205, 206}, {209, 210}, {213, 214}, {217, 218}, {221, 222}, {225, 226}, {229, 230}, {233, 234}, {237, 238}, {241, 242}, {245, 246}, {249, 250}, {3, 4}, {147, 148}, {139, 140}, {131, 132}, {123, 124}, {115, 116}, {107, 108}, {99, 100}, {11, 12}, {19, 20}, {27, 28}, {35, 36}, {43, 44}, {51, 52}, {59, 60}, {67, 68}, {75, 76}, {83, 84}, {91, 92}, {155, 156}, {163, 164}, {171, 172}, {179, 180}, {187, 188}, {195, 196}, {203, 204}, {211, 212}, {219, 220}, {227, 228}, {235, 236}, {243, 244}, {7, 8}, {151, 152}, {135, 136}, {119, 120}, {103, 104}, {23, 24}, {39, 40}, {55, 56}, {71, 72}, {87, 88}, {167, 168}, {183, 184}, {199, 200}, {215, 216}, {231, 232}, {247, 248}, {15, 16}, {143, 144}, {111, 112}, {47, 48}, {79, 80}, {175, 176}, {207, 208}, {239, 240}, {31, 32}, {95, 96}, {159, 160}, {223, 224}, {128, 251}, {132, 255}, {256, 380}, {257, 381}, {258, 382}, {259, 383}, {129, 252}, {131, 254}, {256, 382}, {257, 383}, {63, 64}, {130, 253}, {191, 192}, {258, 384}, {374, 500}, {371, 497}, {370, 496}, {367, 493}, {366, 492}, {363, 489}, {362, 488}, {359, 485}, {358, 484}, {355, 481}, {354, 480}, {351, 477}, {350, 476}, {347, 473}, {346, 472}, {343, 469}, {342, 468}, {339, 465}, {338, 464}, {335, 461}, {334, 460}, {331, 457}, {330, 456}, {327, 453}, {326, 452}, {323, 449}, {322, 448}, {319, 445}, {318, 444}, {315, 441}, {314, 440}, {311, 437}, {310, 436}, {307, 433}, {306, 432}, {303, 429}, {302, 428}, {299, 425}, {298, 424}, {295, 421}, {294, 420}, {291, 417}, {290, 416}, {287, 413}, {286, 412}, {283, 409}, {282, 408}, {279, 405}, {278, 404}, {275, 401}, {274, 400}, {271, 397}, {270, 396}, {267, 393}, {266, 392}, {259, 385}, {262, 388}, {263, 389}, {260, 384}, {375, 499}, {374, 498}, {373, 497}, {372, 496}, {367, 491}, {366, 490}, {365, 489}, {364, 488}, {359, 483}, {358, 482}, {357, 481}, {356, 480}, {351, 475}, {350, 474}, {349, 473}, {348, 472}, {343, 467}, {342, 466}, {341, 465}, {340, 464}, {335, 459}, {334, 458}, {333, 457}, {332, 456}, {327, 451}, {326, 450}, {325, 449}, {324, 448}, {319, 443}, {318, 442}, {317, 441}, {316, 440}, {311, 435}, {310, 434}, {309, 433}, {308, 432}, {303, 427}, {302, 426}, {301, 425}, {300, 424}, {295, 419}, {294, 418}, {293, 417}, {292, 416}, {287, 411}, {286, 410}, {285, 409}, {284, 408}, {279, 403}, {278, 402}, {277, 401}, {276, 400}, {271, 395}, {270, 394}, {269, 393}, {268, 392}, {261, 385}, {262, 386}, {263, 387}, {260, 386}, {373, 499}, {372, 498}, {365, 491}, {364, 490}, {357, 483}, {356, 482}, {349, 475}, {348, 474}, {341, 467}, {340, 466}, {333, 459}, {332, 458}, {325, 451}, {324, 450}, {317, 443}, {316, 442}, {309, 435}, {308, 434}, {301, 427}, {300, 426}, {293, 419}, {292, 418}, {285, 411}, {284, 410}, {277, 403}, {276, 402}, {269, 395}, {268, 394}, {261, 387}, {264, 388}, {376, 500}, {363, 487}, {362, 486}, {361, 485}, {360, 484}, {347, 471}, {346, 470}, {345, 469}, {344, 468}, {331, 455}, {330, 454}, {329, 453}, {328, 452}, {315, 439}, {314, 438}, {313, 437}, {312, 436}, {299, 423}, {298, 422}, {297, 421}, {296, 420}, {283, 407}, {282, 406}, {281, 405}, {280, 404}, {267, 391}, {265, 389}, {266, 390}, {264, 390}, {361, 487}, {360, 486}, {345, 471}, {344, 470}, {329, 455}, {328, 454}, {313, 439}, {312, 438}, {297, 423}, {296, 422}, {281, 407}, {280, 406}, {265, 391}, {272, 396}, {371, 495}, {370, 494}, {369, 493}, {368, 492}, {339, 463}, {338, 462}, {337, 461}, {336, 460}, {307, 431}, {306, 430}, {305, 429}, {304, 428}, {275, 399}, {274, 398}, {273, 397}, {272, 398}, {369, 495}, {368, 494}, {337, 463}, {336, 462}, {305, 431}, {304, 430}, {273, 399}, {288, 412}, {355, 479}, {354, 478}, {353, 477}, {352, 476}, {291, 415}, {290, 414}, {289, 413}, {288, 414}, {353, 479}, {352, 478}, {289, 415}, {1, 251}, {4, 254}, {5, 255}, {1, 250}, {320, 444}, {323, 447}, {322, 446}, {321, 445}, {2, 252}, {321, 447}, {320, 446}, {3, 253}, {127, 128}, {6, 256}, {151, 401}, {150, 400}, {143, 393}, {142, 392}, {135, 385}, {134, 384}, {127, 377}, {126, 376}, {119, 369}, {118, 368}, {111, 361}, {110, 360}, {103, 353}, {102, 352}, {95, 345}, {94, 344}, {7, 257}, {14, 264}, {15, 265}, {22, 272}, {23, 273}, {30, 280}, {31, 281}, {38, 288}, {39, 289}, {46, 296}, {47, 297}, {54, 304}, {55, 305}, {62, 312}, {63, 313}, {70, 320}, {71, 321}, {78, 328}, {79, 329}, {86, 336}, {87, 337}, {158, 408}, {159, 409}, {166, 416}, {167, 417}, {174, 424}, {175, 425}, {182, 432}, {183, 433}, {190, 440}, {191, 441}, {198, 448}, {199, 449}, {206, 456}, {207, 457}, {214, 464}, {215, 465}, {222, 472}, {223, 473}, {230, 480}, {231, 481}, {238, 488}, {239, 489}, {246, 496}, {247, 497}, {8, 258}, {141, 391}, {140, 390}, {137, 387}, {136, 386}, {125, 375}, {124, 374}, {121, 371}, {120, 370}, {109, 359}, {108, 358}, {105, 355}, {104, 354}, {93, 343}, {92, 342}, {9, 259}, {12, 262}, {13, 263}, {24, 274}, {25, 275}, {28, 278}, {29, 279}, {40, 290}, {41, 291}, {44, 294}, {45, 295}, {56, 306}, {57, 307}, {60, 310}, {61, 311}, {72, 322}, {73, 323}, {76, 326}, {77, 327}, {88, 338}, {89, 339}, {152, 402}, {153, 403}, {156, 406}, {157, 407}, {168, 418}, {169, 419}, {172, 422}, {173, 423}, {184, 434}, {185, 435}, {188, 438}, {189, 439}, {200, 450}, {201, 451}, {204, 454}, {205, 455}, {216, 466}, {217, 467}, {220, 470}, {221, 471}, {232, 482}, {233, 483}, {236, 486}, {237, 487}, {248, 498}, {249, 499}, {10, 260}, {139, 389}, {138, 388}, {123, 373}, {122, 372}, {107, 357}, {106, 356}, {91, 341}, {11, 261}, {26, 276}, {27, 277}, {42, 292}, {43, 293}, {58, 308}, {59, 309}, {74, 324}, {75, 325}, {90, 340}, {154, 404}, {155, 405}, {170, 420}, {171, 421}, {186, 436}, {187, 437}, {202, 452}, {203, 453}, {218, 468}, {219, 469}, {234, 484}, {235, 485}, {250, 500}, {16, 266}, {149, 399}, {148, 398}, {145, 395}, {144, 394}, {117, 367}, {116, 366}, {113, 363}, {112, 362}, {17, 267}, {20, 270}, {21, 271}, {48, 298}, {49, 299}, {52, 302}, {53, 303}, {80, 330}, {81, 331}, {84, 334}, {85, 335}, {176, 426}, {177, 427}, {180, 430}, {181, 431}, {208, 458}, {209, 459}, {212, 462}, {213, 463}, {240, 490}, {241, 491}, {244, 494}, {245, 495}, {18, 268}, {147, 397}, {146, 396}, {115, 365}, {114, 364}, {19, 269}, {50, 300}, {51, 301}, {82, 332}, {83, 333}, {178, 428}, {179, 429}, {210, 460}, {211, 461}, {242, 492}, {243, 493}, {32, 282}, {101, 351}, {100, 350}, {97, 347}, {96, 346}, {33, 283}, {36, 286}, {37, 287}, {160, 410}, {161, 411}, {164, 414}, {165, 415}, {224, 474}, {225, 475}, {228, 478}, {229, 479}, {34, 284}, {99, 349}, {98, 348}, {35, 285}, {162, 412}, {163, 413}, {226, 476}, {227, 477}, {2, 375}, {8, 381}, {10, 383}, {1, 374}, {9, 382}, {64, 314}, {65, 315}, {68, 318}, {69, 319}, {192, 442}, {193, 443}, {196, 446}, {197, 447}, {3, 376}, {7, 380}, {4, 377}, {6, 379}, {66, 316}, {67, 317}, {194, 444}, {195, 445}, {5, 378}, {251, 377}, {254, 380}, {255, 381}, {252, 376}, {253, 377}, {254, 378}, {255, 379}, {133, 256}, {151, 274}, {149, 272}, {143, 266}, {141, 264}, {135, 258}, {157, 280}, {159, 282}, {165, 288}, {167, 290}, {173, 296}, {175, 298}, {181, 304}, {183, 306}, {189, 312}, {191, 314}, {197, 320}, {199, 322}, {205, 328}, {207, 330}, {213, 336}, {215, 338}, {221, 344}, {223, 346}, {229, 352}, {231, 354}, {237, 360}, {239, 362}, {245, 368}, {247, 370}, {252, 378}, {253, 379}, {134, 257}, {150, 273}, {142, 265}, {158, 281}, {166, 289}, {174, 297}, {182, 305}, {190, 313}, {198, 321}, {206, 329}, {214, 337}, {222, 345}, {230, 353}, {238, 361}, {246, 369}, {11, 384}, {152, 275}, {140, 263}, {136, 259}, {127, 500}, {123, 496}, {111, 484}, {107, 480}, {95, 468}, {91, 464}, {15, 388}, {27, 400}, {31, 404}, {43, 416}, {47, 420}, {59, 432}, {63, 436}, {75, 448}, {79, 452}, {156, 279}, {168, 291}, {172, 295}, {184, 307}, {188, 311}, {200, 323}, {204, 327}, {216, 339}, {220, 343}, {232, 355}, {236, 359}, {248, 371}, {251, 375}, {12, 385}, {139, 262}, {137, 260}, {126, 499}, {124, 497}, {110, 483}, {108, 481}, {94, 467}, {92, 465}, {14, 387}, {28, 401}, {30, 403}, {44, 417}, {46, 419}, {60, 433}, {62, 435}, {76, 449}, {78, 451}, {153, 276}, {155, 278}, {169, 292}, {171, 294}, {185, 308}, {187, 310}, {201, 324}, {203, 326}, {217, 340}, {219, 342}, {233, 356}, {235, 358}, {249, 372}, {13, 386}, {138, 261}, {125, 498}, {109, 482}, {93, 466}, {29, 402}, {45, 418}, {61, 434}, {77, 450}, {154, 277}, {170, 293}, {186, 309}, {202, 325}, {218, 341}, {234, 357}, {250, 373}, {16, 389}, {122, 495}, {120, 493}, {114, 487}, {112, 485}, {18, 391}, {24, 397}, {26, 399}, {48, 421}, {50, 423}, {56, 429}, {58, 431}, {80, 453}, {82, 455}, {88, 461}, {90, 463}, {17, 390}, {121, 494}, {113, 486}, {25, 398}, {49, 422}, {57, 430}, {81, 454}, {89, 462}, {19, 392}, {148, 271}, {144, 267}, {119, 492}, {115, 488}, {23, 396}, {51, 424}, {55, 428}, {83, 456}, {87, 460}, {176, 299}, {180, 303}, {208, 331}, {212, 335}, {240, 363}, {244, 367}, {20, 393}, {147, 270}, {145, 268}, {118, 491}, {116, 489}, {22, 395}, {52, 425}, {54, 427}, {84, 457}, {86, 459}, {177, 300}, {179, 302}, {209, 332}, {211, 334}, {241, 364}, {243, 366}, {21, 394}, {146, 269}, {117, 490}, {53, 426}, {85, 458}, {178, 301}, {210, 333}, {242, 365}, {32, 405}, {106, 479}, {104, 477}, {98, 471}, {96, 469}, {34, 407}, {40, 413}, {42, 415}, {33, 406}, {105, 478}, {97, 470}, {41, 414}, {35, 408}, {103, 476}, {99, 472}, {39, 412}, {160, 283}, {164, 287}, {224, 347}, {228, 351}, {36, 409}, {102, 475}, {100, 473}, {38, 411}, {161, 284}, {163, 286}, {225, 348}, {227, 350}, {37, 410}, {101, 474}, {162, 285}, {226, 349}, {64, 437}, {66, 439}, {72, 445}, {74, 447}, {65, 438}, {73, 446}, {128, 378}, {133, 383}, {132, 382}, {129, 379}, {67, 440}, {71, 444}, {192, 315}, {196, 319}, {68, 441}, {70, 443}, {193, 316}, {195, 318}, {130, 380}, {131, 381}, {69, 442}, {194, 317} }>;

(II) A more general form is to represent the graph as the orbit of {2, 3} under the group generated by the following permutations:

a: (65, 314)(66, 440)(190, 439)(191, 315)
b: (63, 312)(64, 438)(188, 437)(189, 313)
c: (102, 351)(103, 228)(104, 478)(227, 476)(229, 353)(352, 477)
d: (38, 287)(39, 164)(40, 414)(163, 412)(165, 289)(288, 413)
e: (84, 333)(85, 210)(86, 460)(209, 458)(211, 335)(334, 459)
f: (20, 269)(21, 146)(22, 396)(145, 394)(147, 271)(270, 395)
g: (72, 321)(73, 198)(74, 448)(197, 446)(199, 323)(322, 447)
h: (96, 345)(97, 222)(98, 472)(221, 470)(223, 347)(346, 471)
m: (32, 281)(33, 158)(34, 408)(157, 406)(159, 283)(282, 407)
n1: (8, 257)(9, 134)(10, 384)(133, 382)(135, 259)(258, 383)
a1: (121, 370)(122, 496)(246, 495)(247, 371)
b1: (57, 306)(58, 432)(182, 431)(183, 307)
c1: (105, 354)(106, 480)(230, 479)(231, 355)
d1: (41, 290)(42, 416)(166, 415)(167, 291)
e1: (86, 335)(87, 212)(88, 462)(211, 460)(213, 337)(336, 461)
f1: (22, 271)(23, 148)(24, 398)(147, 396)(149, 273)(272, 397)
g1: (119, 368)(120, 494)(244, 493)(245, 369)
h1: (55, 304)(56, 430)(180, 429)(181, 305)
m1: (7, 256)(8, 382)(132, 381)(133, 257)
n2: (75, 324)(76, 450)(200, 449)(201, 325)
a2: (11, 260)(12, 386)(136, 385)(137, 261)
b2: (120, 369)(121, 246)(122, 496)(245, 494)(247, 371)(370, 495)
c2: (56, 305)(57, 182)(58, 432)(181, 430)(183, 307)(306, 431)
d2: (68, 317)(69, 194)(70, 444)(193, 442)(195, 319)(318, 443)
e2: (70, 319)(71, 196)(72, 446)(195, 444)(197, 321)(320, 445)
f2: (27, 276)(28, 402)(152, 401)(153, 277)
g2: (91, 340)(92, 466)(216, 465)(217, 341)
h2: (2, 374, 251, 250)(3, 124, 377, 373)(4, 123)(5, 122)(6, 121)(7, 120)(8, 119)(9, 118)(10, 117)(11, 116)(12, 115)(13, 114)(14, 113)(15, 112)(16, 111)(17, 110)(18, 109)(19, 108)(20, 107)(21, 106)(22, 105)(23, 104)(24, 103)(25, 102)(26, 101)(27, 100)(28, 99)(29, 98)(30, 97)(31, 96)(32, 95)(33, 94)(34, 93)(35, 92)(36, 91)(37, 90)(38, 89)(39, 88)(40, 87)(41, 86)(42, 85)(43, 84)(44, 83)(45, 82)(46, 81)(47, 80)(48, 79)(49, 78)(50, 77)(51, 76)(52, 75)(53, 74)(54, 73)(55, 72)(56, 71)(57, 70)(58, 69)(59, 68)(60, 67)(61, 66)(62, 65)(63, 64)(125, 127, 499, 376)(128, 249, 252, 498)(129, 248)(130, 247)(131, 246)(132, 245)(133, 244)(134, 243)(135, 242)(136, 241)(137, 240)(138, 239)(139, 238)(140, 237)(141, 236)(142, 235)(143, 234)(144, 233)(145, 232)(146, 231)(147, 230)(148, 229)(149, 228)(150, 227)(151, 226)(152, 225)(153, 224)(154, 223)(155, 222)(156, 221)(157, 220)(158, 219)(159, 218)(160, 217)(161, 216)(162, 215)(163, 214)(164, 213)(165, 212)(166, 211)(167, 210)(168, 209)(169, 208)(170, 207)(171, 206)(172, 205)(173, 204)(174, 203)(175, 202)(176, 201)(177, 200)(178, 199)(179, 198)(180, 197)(181, 196)(182, 195)(183, 194)(184, 193)(185, 192)(186, 191)(187, 190)(188, 189)(253, 497)(254, 496)(255, 495)(256, 494)(257, 493)(258, 492)(259, 491)(260, 490)(261, 489)(262, 488)(263, 487)(264, 486)(265, 485)(266, 484)(267, 483)(268, 482)(269, 481)(270, 480)(271, 479)(272, 478)(273, 477)(274, 476)(275, 475)(276, 474)(277, 473)(278, 472)(279, 471)(280, 470)(281, 469)(282, 468)(283, 467)(284, 466)(285, 465)(286, 464)(287, 463)(288, 462)(289, 461)(290, 460)(291, 459)(292, 458)(293, 457)(294, 456)(295, 455)(296, 454)(297, 453)(298, 452)(299, 451)(300, 450)(301, 449)(302, 448)(303, 447)(304, 446)(305, 445)(306, 444)(307, 443)(308, 442)(309, 441)(310, 440)(311, 439)(312, 438)(313, 437)(314, 436)(315, 435)(316, 434)(317, 433)(318, 432)(319, 431)(320, 430)(321, 429)(322, 428)(323, 427)(324, 426)(325, 425)(326, 424)(327, 423)(328, 422)(329, 421)(330, 420)(331, 419)(332, 418)(333, 417)(334, 416)(335, 415)(336, 414)(337, 413)(338, 412)(339, 411)(340, 410)(341, 409)(342, 408)(343, 407)(344, 406)(345, 405)(346, 404)(347, 403)(348, 402)(349, 401)(350, 400)(351, 399)(352, 398)(353, 397)(354, 396)(355, 395)(356, 394)(357, 393)(358, 392)(359, 391)(360, 390)(361, 389)(362, 388)(363, 387)(364, 386)(365, 385)(366, 384)(367, 383)(368, 382)(369, 381)(370, 380)(371, 379)(372, 378)(375, 500)
m2: (90, 339)(91, 216)(92, 466)(215, 464)(217, 341)(340, 465)
n3: (26, 275)(27, 152)(28, 402)(151, 400)(153, 277)(276, 401)
a3: (98, 347)(99, 224)(100, 474)(223, 472)(225, 349)(348, 473)
b3: (34, 283)(35, 160)(36, 410)(159, 408)(161, 285)(284, 409)
c3: (123, 372)(124, 498)(248, 497)(249, 373)
d3: (59, 308)(60, 434)(184, 433)(185, 309)
e3: (77, 326)(78, 452)(202, 451)(203, 327)
f3: (13, 262)(14, 388)(138, 387)(139, 263)
g3: (82, 331)(83, 208)(84, 458)(207, 456)(209, 333)(332, 457)
h3: (18, 267)(19, 144)(20, 394)(143, 392)(145, 269)(268, 393)
m3: (97, 346)(98, 472)(222, 471)(223, 347)
n4: (33, 282)(34, 408)(158, 407)(159, 283)
a4: (62, 311)(63, 188)(64, 438)(187, 436)(189, 313)(312, 437)
b4: (78, 327)(79, 204)(80, 454)(203, 452)(205, 329)(328, 453)
c4: (14, 263)(15, 140)(16, 390)(139, 388)(141, 265)(264, 389)
d4: (110, 359)(111, 236)(112, 486)(235, 484)(237, 361)(360, 485)
e4: (46, 295)(47, 172)(48, 422)(171, 420)(173, 297)(296, 421)
f4: (113, 362)(114, 488)(238, 487)(239, 363)
g4: (49, 298)(50, 424)(174, 423)(175, 299)
h4: (109, 358)(110, 484)(234, 483)(235, 359)
m4: (45, 294)(46, 420)(170, 419)(171, 295)
n5: (95, 344)(96, 470)(220, 469)(221, 345)
a5: (31, 280)(32, 406)(156, 405)(157, 281)
b5: (114, 363)(115, 240)(116, 490)(239, 488)(241, 365)(364, 489)
c5: (50, 299)(51, 176)(52, 426)(175, 424)(177, 301)(300, 425)
d5: (73, 322)(74, 448)(198, 447)(199, 323)
e5: (10, 259)(11, 136)(12, 386)(135, 384)(137, 261)(260, 385)
f5: (101, 350)(102, 476)(226, 475)(227, 351)
g5: (37, 286)(38, 412)(162, 411)(163, 287)
h5: (100, 349)(101, 226)(102, 476)(225, 474)(227, 351)(350, 475)
m5: (36, 285)(37, 162)(38, 412)(161, 410)(163, 287)(286, 411)
n6: (83, 332)(84, 458)(208, 457)(209, 333)
a6: (19, 268)(20, 394)(144, 393)(145, 269)
b6: (71, 320)(72, 446)(196, 445)(197, 321)
c6: (107, 356)(108, 482)(232, 481)(233, 357)
d6: (43, 292)(44, 418)(168, 417)(169, 293)
e6: (5, 254)(6, 380)(130, 379)(131, 255)
f6: (79, 328)(80, 454)(204, 453)(205, 329)
g6: (15, 264)(16, 390)(140, 389)(141, 265)
h6: (80, 329)(81, 206)(82, 456)(205, 454)(207, 331)(330, 455)
m6: (16, 265)(17, 142)(18, 392)(141, 390)(143, 267)(266, 391)
n7: (117, 366)(118, 492)(242, 491)(243, 367)
a7: (53, 302)(54, 428)(178, 427)(179, 303)
b7: (61, 310)(62, 436)(186, 435)(187, 311)
c7: (106, 355)(107, 232)(108, 482)(231, 480)(233, 357)(356, 481)
d7: (42, 291)(43, 168)(44, 418)(167, 416)(169, 293)(292, 417)
e7: (89, 338)(90, 464)(214, 463)(215, 339)
f7: (25, 274)(26, 400)(150, 399)(151, 275)
g7: (108, 357)(109, 234)(110, 484)(233, 482)(235, 359)(358, 483)
h7: (44, 293)(45, 170)(46, 420)(169, 418)(171, 295)(294, 419)
m7: (115, 364)(116, 490)(240, 489)(241, 365)
n8: (51, 300)(52, 426)(176, 425)(177, 301)
a8: (81, 330)(82, 456)(206, 455)(207, 331)
b8: (17, 266)(18, 392)(142, 391)(143, 267)
c8: (69, 318)(70, 444)(194, 443)(195, 319)
d8: (67, 316)(68, 442)(192, 441)(193, 317)
e8: (6, 255)(7, 132)(8, 382)(131, 380)(133, 257)(256, 381)
f8: (124, 373)(125, 499)(249, 498)(250, 374)
g8: (76, 325)(77, 202)(78, 452)(201, 450)(203, 327)(326, 451)
h8: (12, 261)(13, 138)(14, 388)(137, 386)(139, 263)(262, 387)
m8: (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250)(251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500)
n9: (87, 336)(88, 462)(212, 461)(213, 337)
a9: (23, 272)(24, 398)(148, 397)(149, 273)
b9: (93, 342)(94, 468)(218, 467)(219, 343)
c9: (29, 278)(30, 404)(154, 403)(155, 279)
d9: (60, 309)(61, 186)(62, 436)(185, 434)(187, 311)(310, 435)
e9: (111, 360)(112, 486)(236, 485)(237, 361)
f9: (47, 296)(48, 422)(172, 421)(173, 297)
g9: (85, 334)(86, 460)(210, 459)(211, 335)
h9: (21, 270)(22, 396)(146, 395)(147, 271)
m9: (94, 343)(95, 220)(96, 470)(219, 468)(221, 345)(344, 469)
n10: (30, 279)(31, 156)(32, 406)(155, 404)(157, 281)(280, 405)
a10: (92, 341)(93, 218)(94, 468)(217, 466)(219, 343)(342, 467)
b10: (28, 277)(29, 154)(30, 404)(153, 402)(155, 279)(278, 403)
c10: (122, 371)(123, 248)(124, 498)(247, 496)(249, 373)(372, 497)
d10: (58, 307)(59, 184)(60, 434)(183, 432)(185, 309)(308, 433)
e10: (103, 352)(104, 478)(228, 477)(229, 353)
f10: (39, 288)(40, 414)(164, 413)(165, 289)
g10: (66, 315)(67, 192)(68, 442)(191, 440)(193, 317)(316, 441)
h10: (118, 367)(119, 244)(120, 494)(243, 492)(245, 369)(368, 493)
m10: (54, 303)(55, 180)(56, 430)(179, 428)(181, 305)(304, 429)
n11: (9, 258)(10, 384)(134, 383)(135, 259)
a11: (104, 353)(105, 230)(106, 480)(229, 478)(231, 355)(354, 479)
b11: (40, 289)(41, 166)(42, 416)(165, 414)(167, 291)(290, 415)
c11: (74, 323)(75, 200)(76, 450)(199, 448)(201, 325)(324, 449)
d11: (112, 361)(113, 238)(114, 488)(237, 486)(239, 363)(362, 487)
e11: (48, 297)(49, 174)(50, 424)(173, 422)(175, 299)(298, 423)
f11: (99, 348)(100, 474)(224, 473)(225, 349)
g11: (35, 284)(36, 410)(160, 409)(161, 285)
h11: (116, 365)(117, 242)(118, 492)(241, 490)(243, 367)(366, 491)
m11: (52, 301)(53, 178)(54, 428)(177, 426)(179, 303)(302, 427)
n12: (64, 313)(65, 190)(66, 440)(189, 438)(191, 315)(314, 439)
a12: (4, 253)(5, 130)(6, 380)(129, 378)(131, 255)(254, 379)
b12: (88, 337)(89, 214)(90, 464)(213, 462)(215, 339)(338, 463)
c12: (24, 273)(25, 150)(26, 400)(149, 398)(151, 275)(274, 399)

(III) Last is Groups&Graphs. Copy everything between (not including) the lines of asterisks into a plain text file and save it as "graph.txt". Then launch G&G (Groups&Graphs) and select Read Text from the File menu.

**************

&Graph
C4[ 500, 17 ]
500
-1 374 2 250 251
-2 1 375 3 252
-3 253 2 376 4
-4 254 3 377 5
-5 255 4 378 6
-6 256 5 379 7
-7 257 6 380 8
-8 258 7 381 9
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-10 11 260 9 383
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-13 12 386 14 263
-14 264 13 387 15
-15 265 14 388 16
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-30 280 29 403 31
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-35 34 408 36 285
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-38 288 37 411 39
-39 289 38 412 40
-40 290 39 413 41
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-43 44 293 42 416
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-45 44 418 46 295
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-50 300 49 423 51
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-55 56 305 54 428
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-59 309 58 432 60
-60 310 59 433 61
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-65 66 315 64 438
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-70 320 69 443 71
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-73 323 72 446 74
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-75 325 74 448 76
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-90 89 463 91 340
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-95 345 94 468 96
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-105 355 104 478 106
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-120 121 370 119 493
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-123 122 496 124 373
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-133 132 134 256 383
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-178 177 179 301 428
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-183 433 182 184 306
-184 434 183 185 307
-185 308 435 184 186
-186 187 309 436 185
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-188 187 189 311 438
-189 188 190 312 439
-190 440 189 191 313
-191 441 190 192 314
-192 442 191 193 315
-193 443 192 194 316
-194 444 193 195 317
-195 445 194 196 318
-196 319 446 195 197
-197 198 320 447 196
-198 199 321 448 197
-199 198 200 322 449
-200 199 201 323 450
-201 451 200 202 324
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-203 453 202 204 326
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-208 209 331 458 207
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-210 209 211 333 460
-211 210 212 334 461
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-213 463 212 214 336
-214 464 213 215 337
-215 465 214 216 338
-216 466 215 217 339
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-218 341 468 217 219
-219 220 342 469 218
-220 221 343 470 219
-221 220 222 344 471
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-223 473 222 224 346
-224 474 223 225 347
-225 475 224 226 348
-226 476 225 227 349
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-228 478 227 229 351
-229 352 479 228 230
-230 231 353 480 229
-231 232 354 481 230
-232 231 233 355 482
-233 232 234 356 483
-234 484 233 235 357
-235 485 234 236 358
-236 486 235 237 359
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-238 488 237 239 361
-239 489 238 240 362
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-241 242 364 491 240
-242 243 365 492 241
-243 242 244 366 493
-244 243 245 367 494
-245 495 244 246 368
-246 496 245 247 369
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-248 498 247 249 371
-249 499 248 250 372
-250 1 500 249 373
-251 1 375 377 128
-252 2 376 378 129
-253 3 377 379 130
-254 4 378 380 131
-255 132 5 379 381
-256 133 6 380 382
-257 134 7 381 383
-258 135 8 382 384
-259 385 136 9 383
-260 386 137 10 384
-261 11 385 387 138
-262 12 386 388 139
-263 13 387 389 140
-264 14 388 390 141
-265 15 389 391 142
-266 143 16 390 392
-267 144 17 391 393
-268 145 18 392 394
-269 146 19 393 395
-270 396 147 20 394
-271 397 148 21 395
-272 22 396 398 149
-273 23 397 399 150
-274 24 398 400 151
-275 25 399 401 152
-276 26 400 402 153
-277 154 27 401 403
-278 155 28 402 404
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-280 157 30 404 406
-281 407 158 31 405
-282 408 159 32 406
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-284 34 408 410 161
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-286 36 410 412 163
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-289 166 39 413 415
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-291 168 41 415 417
-292 418 169 42 416
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-294 44 418 420 171
-295 45 419 421 172
-296 46 420 422 173
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-306 56 430 432 183
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-326 452 203 76 450
-327 77 451 453 204
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-364 114 488 490 241
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-371 121 495 497 248
-372 122 496 498 249
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-376 3 126 500 252
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-379 253 255 6 129
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-384 11 134 258 260
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-386 13 136 260 262
-387 14 137 261 263
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-392 266 268 19 142
-393 143 267 269 20
-394 144 268 270 21
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-397 24 147 271 273
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-399 275 26 149 273
-400 276 27 150 274
-401 275 277 28 151
-402 276 278 29 152
-403 277 279 30 153
-404 154 278 280 31
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-439 66 189 313 315
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-449 199 323 325 76
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-452 79 202 326 328
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-459 209 333 335 86
-460 210 334 336 87
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-462 89 212 336 338
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-464 91 214 338 340
-465 341 92 215 339
-466 342 93 216 340
-467 341 343 94 217
-468 342 344 95 218
-469 343 345 96 219
-470 220 344 346 97
-471 221 345 347 98
-472 99 222 346 348
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-474 101 224 348 350
-475 102 225 349 351
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-477 353 104 227 351
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-479 353 355 106 229
-480 354 356 107 230
-481 231 355 357 108
-482 232 356 358 109
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-484 111 234 358 360
-485 112 235 359 361
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-489 363 365 116 239
-490 364 366 117 240
-491 365 367 118 241
-492 242 366 368 119
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-494 121 244 368 370
-495 122 245 369 371
-496 123 246 370 372
-497 124 247 371 373
-498 374 125 248 372
-499 375 126 249 373
-500 374 376 127 250
0

**************