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On this page are computer-accessible forms for the graph C4[ 504, 44 ] = R_252(128,127).

(I) Following is a form readable by MAGMA:

g:=Graph<504|{ {2, 3}, {250, 251}, {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}, {90, 91}, {88, 89}, {86, 87}, {84, 85}, {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}, {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}, {1, 2}, {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}, {89, 90}, {85, 86}, {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}, {145, 146}, {149, 150}, {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}, {251, 252}, {139, 140}, {131, 132}, {123, 124}, {115, 116}, {107, 108}, {99, 100}, {91, 92}, {11, 12}, {19, 20}, {27, 28}, {35, 36}, {43, 44}, {51, 52}, {59, 60}, {67, 68}, {75, 76}, {83, 84}, {147, 148}, {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}, {135, 136}, {119, 120}, {103, 104}, {87, 88}, {23, 24}, {39, 40}, {55, 56}, {71, 72}, {151, 152}, {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}, {129, 253}, {131, 255}, {130, 254}, {256, 381}, {258, 383}, {63, 64}, {257, 382}, {256, 383}, {191, 192}, {257, 384}, {377, 504}, {375, 502}, {373, 500}, {371, 498}, {369, 496}, {367, 494}, {365, 492}, {363, 490}, {361, 488}, {359, 486}, {357, 484}, {355, 482}, {353, 480}, {351, 478}, {349, 476}, {347, 474}, {345, 472}, {343, 470}, {341, 468}, {339, 466}, {337, 464}, {335, 462}, {333, 460}, {331, 458}, {329, 456}, {327, 454}, {325, 452}, {323, 450}, {321, 448}, {319, 446}, {317, 444}, {315, 442}, {313, 440}, {311, 438}, {309, 436}, {307, 434}, {305, 432}, {303, 430}, {301, 428}, {299, 426}, {297, 424}, {295, 422}, {293, 420}, {291, 418}, {289, 416}, {287, 414}, {285, 412}, {283, 410}, {281, 408}, {279, 406}, {277, 404}, {275, 402}, {273, 400}, {271, 398}, {269, 396}, {267, 394}, {265, 392}, {263, 390}, {261, 388}, {259, 386}, {258, 385}, {379, 504}, {375, 500}, {374, 501}, {371, 496}, {370, 497}, {367, 492}, {366, 493}, {363, 488}, {362, 489}, {359, 484}, {358, 485}, {355, 480}, {354, 481}, {351, 476}, {350, 477}, {347, 472}, {346, 473}, {343, 468}, {342, 469}, {339, 464}, {338, 465}, {335, 460}, {334, 461}, {331, 456}, {330, 457}, {327, 452}, {326, 453}, {323, 448}, {322, 449}, {319, 444}, {318, 445}, {315, 440}, {314, 441}, {311, 436}, {310, 437}, {307, 432}, {306, 433}, {303, 428}, {302, 429}, {299, 424}, {298, 425}, {295, 420}, {294, 421}, {291, 416}, {290, 417}, {287, 412}, {286, 413}, {283, 408}, {282, 409}, {279, 404}, {278, 405}, {275, 400}, {274, 401}, {271, 396}, {270, 397}, {267, 392}, {266, 393}, {263, 388}, {262, 389}, {259, 384}, {260, 385}, {374, 499}, {372, 497}, {366, 491}, {364, 489}, {358, 483}, {356, 481}, {350, 475}, {348, 473}, {342, 467}, {340, 465}, {334, 459}, {332, 457}, {326, 451}, {324, 449}, {318, 443}, {316, 441}, {310, 435}, {308, 433}, {302, 427}, {300, 425}, {294, 419}, {292, 417}, {286, 411}, {284, 409}, {278, 403}, {276, 401}, {270, 395}, {268, 393}, {262, 387}, {260, 387}, {373, 498}, {372, 499}, {365, 490}, {364, 491}, {357, 482}, {356, 483}, {349, 474}, {348, 475}, {341, 466}, {340, 467}, {333, 458}, {332, 459}, {325, 450}, {324, 451}, {317, 442}, {316, 443}, {309, 434}, {308, 435}, {301, 426}, {300, 427}, {293, 418}, {292, 419}, {285, 410}, {284, 411}, {277, 402}, {276, 403}, {269, 394}, {268, 395}, {261, 386}, {264, 389}, {378, 503}, {376, 501}, {362, 487}, {360, 485}, {346, 471}, {344, 469}, {330, 455}, {328, 453}, {314, 439}, {312, 437}, {298, 423}, {296, 421}, {282, 407}, {280, 405}, {266, 391}, {264, 391}, {377, 502}, {376, 503}, {361, 486}, {360, 487}, {345, 470}, {344, 471}, {329, 454}, {328, 455}, {313, 438}, {312, 439}, {297, 422}, {296, 423}, {281, 406}, {280, 407}, {265, 390}, {272, 397}, {370, 495}, {368, 493}, {338, 463}, {336, 461}, {306, 431}, {304, 429}, {274, 399}, {272, 399}, {369, 494}, {368, 495}, {337, 462}, {336, 463}, {305, 430}, {304, 431}, {273, 398}, {288, 413}, {354, 479}, {352, 477}, {290, 415}, {288, 415}, {353, 478}, {352, 479}, {289, 414}, {1, 253}, {2, 254}, {3, 255}, {1, 252}, {322, 447}, {320, 445}, {127, 128}, {321, 446}, {320, 447}, {4, 256}, {252, 504}, {143, 395}, {142, 394}, {141, 393}, {140, 392}, {135, 387}, {134, 386}, {133, 385}, {132, 384}, {127, 379}, {126, 378}, {125, 377}, {124, 376}, {119, 371}, {118, 370}, {117, 369}, {116, 368}, {111, 363}, {110, 362}, {109, 361}, {108, 360}, {103, 355}, {102, 354}, {101, 353}, {100, 352}, {95, 347}, {94, 346}, {93, 345}, {92, 344}, {87, 339}, {86, 338}, {85, 337}, {84, 336}, {5, 257}, {6, 258}, {7, 259}, {12, 264}, {13, 265}, {14, 266}, {15, 267}, {20, 272}, {21, 273}, {22, 274}, {23, 275}, {28, 280}, {29, 281}, {30, 282}, {31, 283}, {36, 288}, {37, 289}, {38, 290}, {39, 291}, {44, 296}, {45, 297}, {46, 298}, {47, 299}, {52, 304}, {53, 305}, {54, 306}, {55, 307}, {60, 312}, {61, 313}, {62, 314}, {63, 315}, {68, 320}, {69, 321}, {70, 322}, {71, 323}, {76, 328}, {77, 329}, {78, 330}, {79, 331}, {148, 400}, {149, 401}, {150, 402}, {151, 403}, {156, 408}, {157, 409}, {158, 410}, {159, 411}, {164, 416}, {165, 417}, {166, 418}, {167, 419}, {172, 424}, {173, 425}, {174, 426}, {175, 427}, {180, 432}, {181, 433}, {182, 434}, {183, 435}, {188, 440}, {189, 441}, {190, 442}, {191, 443}, {196, 448}, {197, 449}, {198, 450}, {199, 451}, {204, 456}, {205, 457}, {206, 458}, {207, 459}, {212, 464}, {213, 465}, {214, 466}, {215, 467}, {220, 472}, {221, 473}, {222, 474}, {223, 475}, {228, 480}, {229, 481}, {230, 482}, {231, 483}, {236, 488}, {237, 489}, {238, 490}, {239, 491}, {244, 496}, {245, 497}, {246, 498}, {247, 499}, {8, 260}, {251, 503}, {250, 502}, {249, 501}, {139, 391}, {138, 390}, {137, 389}, {136, 388}, {123, 375}, {122, 374}, {121, 373}, {120, 372}, {107, 359}, {106, 358}, {105, 357}, {104, 356}, {91, 343}, {90, 342}, {89, 341}, {88, 340}, {9, 261}, {10, 262}, {11, 263}, {24, 276}, {25, 277}, {26, 278}, {27, 279}, {40, 292}, {41, 293}, {42, 294}, {43, 295}, {56, 308}, {57, 309}, {58, 310}, {59, 311}, {72, 324}, {73, 325}, {74, 326}, {75, 327}, {152, 404}, {153, 405}, {154, 406}, {155, 407}, {168, 420}, {169, 421}, {170, 422}, {171, 423}, {184, 436}, {185, 437}, {186, 438}, {187, 439}, {200, 452}, {201, 453}, {202, 454}, {203, 455}, {216, 468}, {217, 469}, {218, 470}, {219, 471}, {232, 484}, {233, 485}, {234, 486}, {235, 487}, {248, 500}, {16, 268}, {115, 367}, {114, 366}, {113, 365}, {112, 364}, {17, 269}, {18, 270}, {19, 271}, {48, 300}, {49, 301}, {50, 302}, {51, 303}, {80, 332}, {81, 333}, {82, 334}, {83, 335}, {144, 396}, {145, 397}, {146, 398}, {147, 399}, {176, 428}, {177, 429}, {178, 430}, {179, 431}, {208, 460}, {209, 461}, {210, 462}, {211, 463}, {240, 492}, {241, 493}, {242, 494}, {243, 495}, {32, 284}, {99, 351}, {98, 350}, {97, 349}, {96, 348}, {33, 285}, {34, 286}, {35, 287}, {160, 412}, {161, 413}, {162, 414}, {163, 415}, {224, 476}, {225, 477}, {226, 478}, {227, 479}, {1, 377}, {128, 504}, {2, 378}, {3, 379}, {4, 380}, {5, 381}, {6, 382}, {7, 383}, {64, 316}, {65, 317}, {66, 318}, {67, 319}, {192, 444}, {193, 445}, {194, 446}, {195, 447}, {253, 380}, {255, 382}, {254, 381}, {255, 380}, {132, 256}, {252, 376}, {143, 267}, {142, 266}, {141, 265}, {140, 264}, {135, 259}, {134, 258}, {133, 257}, {148, 272}, {149, 273}, {150, 274}, {151, 275}, {156, 280}, {157, 281}, {158, 282}, {159, 283}, {164, 288}, {165, 289}, {166, 290}, {167, 291}, {172, 296}, {173, 297}, {174, 298}, {175, 299}, {180, 304}, {181, 305}, {182, 306}, {183, 307}, {188, 312}, {189, 313}, {190, 314}, {191, 315}, {196, 320}, {197, 321}, {198, 322}, {199, 323}, {204, 328}, {205, 329}, {206, 330}, {207, 331}, {212, 336}, {213, 337}, {214, 338}, {215, 339}, {220, 344}, {221, 345}, {222, 346}, {223, 347}, {228, 352}, {229, 353}, {230, 354}, {231, 355}, {236, 360}, {237, 361}, {238, 362}, {239, 363}, {244, 368}, {245, 369}, {246, 370}, {247, 371}, {254, 379}, {253, 378}, {8, 384}, {127, 503}, {126, 502}, {125, 501}, {124, 500}, {123, 499}, {122, 498}, {121, 497}, {120, 496}, {111, 487}, {110, 486}, {109, 485}, {108, 484}, {107, 483}, {106, 482}, {105, 481}, {104, 480}, {95, 471}, {94, 470}, {93, 469}, {92, 468}, {91, 467}, {90, 466}, {89, 465}, {88, 464}, {9, 385}, {10, 386}, {11, 387}, {12, 388}, {13, 389}, {14, 390}, {15, 391}, {24, 400}, {25, 401}, {26, 402}, {27, 403}, {28, 404}, {29, 405}, {30, 406}, {31, 407}, {40, 416}, {41, 417}, {42, 418}, {43, 419}, {44, 420}, {45, 421}, {46, 422}, {47, 423}, {56, 432}, {57, 433}, {58, 434}, {59, 435}, {60, 436}, {61, 437}, {62, 438}, {63, 439}, {72, 448}, {73, 449}, {74, 450}, {75, 451}, {76, 452}, {77, 453}, {78, 454}, {79, 455}, {136, 260}, {251, 375}, {250, 374}, {139, 263}, {138, 262}, {137, 261}, {152, 276}, {153, 277}, {154, 278}, {155, 279}, {168, 292}, {169, 293}, {170, 294}, {171, 295}, {184, 308}, {185, 309}, {186, 310}, {187, 311}, {200, 324}, {201, 325}, {202, 326}, {203, 327}, {216, 340}, {217, 341}, {218, 342}, {219, 343}, {232, 356}, {233, 357}, {234, 358}, {235, 359}, {248, 372}, {249, 373}, {16, 392}, {119, 495}, {118, 494}, {117, 493}, {116, 492}, {115, 491}, {114, 490}, {113, 489}, {112, 488}, {87, 463}, {86, 462}, {85, 461}, {84, 460}, {83, 459}, {17, 393}, {18, 394}, {19, 395}, {20, 396}, {21, 397}, {22, 398}, {23, 399}, {48, 424}, {49, 425}, {50, 426}, {51, 427}, {52, 428}, {53, 429}, {54, 430}, {55, 431}, {80, 456}, {81, 457}, {82, 458}, {144, 268}, {145, 269}, {146, 270}, {147, 271}, {176, 300}, {177, 301}, {178, 302}, {179, 303}, {208, 332}, {209, 333}, {210, 334}, {211, 335}, {240, 364}, {241, 365}, {242, 366}, {243, 367}, {32, 408}, {103, 479}, {102, 478}, {101, 477}, {100, 476}, {99, 475}, {98, 474}, {97, 473}, {96, 472}, {33, 409}, {34, 410}, {35, 411}, {36, 412}, {37, 413}, {38, 414}, {39, 415}, {160, 284}, {161, 285}, {162, 286}, {163, 287}, {224, 348}, {225, 349}, {226, 350}, {227, 351}, {64, 440}, {65, 441}, {66, 442}, {67, 443}, {68, 444}, {69, 445}, {70, 446}, {71, 447}, {128, 380}, {131, 383}, {130, 382}, {129, 381}, {192, 316}, {193, 317}, {194, 318}, {195, 319} }>;

(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: (105, 356)(106, 483)(231, 482)(232, 357)
b: (41, 292)(42, 419)(167, 418)(168, 293)
c: (88, 339)(89, 215)(90, 467)(214, 465)(216, 341)(340, 466)
d: (30, 281)(31, 157)(32, 409)(156, 407)(158, 283)(282, 408)
e: (94, 345)(95, 221)(96, 473)(220, 471)(222, 347)(346, 472)
f: (24, 275)(25, 151)(26, 403)(150, 401)(152, 277)(276, 402)
g: (87, 338)(88, 465)(213, 464)(214, 339)
h: (23, 274)(24, 401)(149, 400)(150, 275)
m: (85, 336)(86, 463)(211, 462)(212, 337)
n1: (21, 272)(22, 399)(147, 398)(148, 273)
a1: (77, 328)(78, 455)(203, 454)(204, 329)
b1: (13, 264)(14, 391)(139, 390)(140, 265)
c1: (119, 370)(120, 497)(245, 496)(246, 371)
d1: (55, 306)(56, 433)(181, 432)(182, 307)
e1: (101, 352)(102, 479)(227, 478)(228, 353)
f1: (37, 288)(38, 415)(163, 414)(164, 289)
g1: (122, 373)(123, 249)(124, 501)(248, 499)(250, 375)(374, 500)
h1: (58, 309)(59, 185)(60, 437)(184, 435)(186, 311)(310, 436)
m1: (69, 320)(70, 447)(195, 446)(196, 321)
n2: (89, 340)(90, 467)(215, 466)(216, 341)
a2: (25, 276)(26, 403)(151, 402)(152, 277)
b2: (93, 344)(94, 471)(219, 470)(220, 345)
c2: (29, 280)(30, 407)(155, 406)(156, 281)
d2: (68, 319)(69, 195)(70, 447)(194, 445)(196, 321)(320, 446)
e2: (7, 258)(8, 385)(133, 384)(134, 259)
f2: (75, 326)(76, 453)(201, 452)(202, 327)
g2: (11, 262)(12, 389)(137, 388)(138, 263)
h2: (6, 257)(7, 133)(8, 385)(132, 383)(134, 259)(258, 384)
m2: (112, 363)(113, 239)(114, 491)(238, 489)(240, 365)(364, 490)
n3: (48, 299)(49, 175)(50, 427)(174, 425)(176, 301)(300, 426)
a3: (114, 365)(115, 241)(116, 493)(240, 491)(242, 367)(366, 492)
b3: (50, 301)(51, 177)(52, 429)(176, 427)(178, 303)(302, 428)
c3: (64, 315)(65, 191)(66, 443)(190, 441)(192, 317)(316, 442)
d3: (82, 333)(83, 209)(84, 461)(208, 459)(210, 335)(334, 460)
e3: (18, 269)(19, 145)(20, 397)(144, 395)(146, 271)(270, 396)
f3: (109, 360)(110, 487)(235, 486)(236, 361)
g3: (33, 284)(34, 411)(159, 410)(160, 285)
h3: (97, 348)(98, 475)(223, 474)(224, 349)
m3: (45, 296)(46, 423)(171, 422)(172, 297)
n4: (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, 501, 502, 503, 504)
a4: (5, 256)(6, 383)(131, 382)(132, 257)
b4: (95, 346)(96, 473)(221, 472)(222, 347)
c4: (31, 282)(32, 409)(157, 408)(158, 283)
d4: (73, 324)(74, 451)(199, 450)(200, 325)
e4: (9, 260)(10, 387)(135, 386)(136, 261)
f4: (123, 374)(124, 501)(249, 500)(250, 375)
g4: (59, 310)(60, 437)(185, 436)(186, 311)
h4: (63, 314)(64, 441)(189, 440)(190, 315)
m4: (102, 353)(103, 229)(104, 481)(228, 479)(230, 355)(354, 480)
n5: (38, 289)(39, 165)(40, 417)(164, 415)(166, 291)(290, 416)
a5: (104, 355)(105, 231)(106, 483)(230, 481)(232, 357)(356, 482)
b5: (40, 291)(41, 167)(42, 419)(166, 417)(168, 293)(292, 418)
c5: (70, 321)(71, 197)(72, 449)(196, 447)(198, 323)(322, 448)
d5: (67, 318)(68, 445)(193, 444)(194, 319)
e5: (90, 341)(91, 217)(92, 469)(216, 467)(218, 343)(342, 468)
f5: (86, 337)(87, 213)(88, 465)(212, 463)(214, 339)(338, 464)
g5: (26, 277)(27, 153)(28, 405)(152, 403)(154, 279)(278, 404)
h5: (22, 273)(23, 149)(24, 401)(148, 399)(150, 275)(274, 400)
m5: (91, 342)(92, 469)(217, 468)(218, 343)
n6: (27, 278)(28, 405)(153, 404)(154, 279)
a6: (103, 354)(104, 481)(229, 480)(230, 355)
b6: (32, 283)(33, 159)(34, 411)(158, 409)(160, 285)(284, 410)
c6: (96, 347)(97, 223)(98, 475)(222, 473)(224, 349)(348, 474)
d6: (39, 290)(40, 417)(165, 416)(166, 291)
e6: (72, 323)(73, 199)(74, 451)(198, 449)(200, 325)(324, 450)
f6: (8, 259)(9, 135)(10, 387)(134, 385)(136, 261)(260, 386)
g6: (106, 357)(107, 233)(108, 485)(232, 483)(234, 359)(358, 484)
h6: (42, 293)(43, 169)(44, 421)(168, 419)(170, 295)(294, 420)
m6: (71, 322)(72, 449)(197, 448)(198, 323)
n7: (92, 343)(93, 219)(94, 471)(218, 469)(220, 345)(344, 470)
a7: (28, 279)(29, 155)(30, 407)(154, 405)(156, 281)(280, 406)
b7: (125, 376)(126, 503)(251, 502)(252, 377)
c7: (61, 312)(62, 439)(187, 438)(188, 313)
d7: (111, 362)(112, 489)(237, 488)(238, 363)
e7: (47, 298)(48, 425)(173, 424)(174, 299)
f7: (121, 372)(122, 499)(247, 498)(248, 373)
g7: (57, 308)(58, 435)(183, 434)(184, 309)
h7: (107, 358)(108, 485)(233, 484)(234, 359)
m7: (43, 294)(44, 421)(169, 420)(170, 295)
n8: (120, 371)(121, 247)(122, 499)(246, 497)(248, 373)(372, 498)
a8: (56, 307)(57, 183)(58, 435)(182, 433)(184, 309)(308, 434)
b8: (62, 313)(63, 189)(64, 441)(188, 439)(190, 315)(314, 440)
c8: (118, 369)(119, 245)(120, 497)(244, 495)(246, 371)(370, 496)
d8: (84, 335)(85, 211)(86, 463)(210, 461)(212, 337)(336, 462)
e8: (54, 305)(55, 181)(56, 433)(180, 431)(182, 307)(306, 432)
f8: (20, 271)(21, 147)(22, 399)(146, 397)(148, 273)(272, 398)
g8: (116, 367)(117, 243)(118, 495)(242, 493)(244, 369)(368, 494)
h8: (52, 303)(53, 179)(54, 431)(178, 429)(180, 305)(304, 430)
m8: (2, 377)(3, 125)(4, 124)(5, 123)(6, 122)(7, 121)(8, 120)(9, 119)(10, 118)(11, 117)(12, 116)(13, 115)(14, 114)(15, 113)(16, 112)(17, 111)(18, 110)(19, 109)(20, 108)(21, 107)(22, 106)(23, 105)(24, 104)(25, 103)(26, 102)(27, 101)(28, 100)(29, 99)(30, 98)(31, 97)(32, 96)(33, 95)(34, 94)(35, 93)(36, 92)(37, 91)(38, 90)(39, 89)(40, 88)(41, 87)(42, 86)(43, 85)(44, 84)(45, 83)(46, 82)(47, 81)(48, 80)(49, 79)(50, 78)(51, 77)(52, 76)(53, 75)(54, 74)(55, 73)(56, 72)(57, 71)(58, 70)(59, 69)(60, 68)(61, 67)(62, 66)(63, 65)(126, 379)(128, 503)(129, 251)(130, 250)(131, 249)(132, 248)(133, 247)(134, 246)(135, 245)(136, 244)(137, 243)(138, 242)(139, 241)(140, 240)(141, 239)(142, 238)(143, 237)(144, 236)(145, 235)(146, 234)(147, 233)(148, 232)(149, 231)(150, 230)(151, 229)(152, 228)(153, 227)(154, 226)(155, 225)(156, 224)(157, 223)(158, 222)(159, 221)(160, 220)(161, 219)(162, 218)(163, 217)(164, 216)(165, 215)(166, 214)(167, 213)(168, 212)(169, 211)(170, 210)(171, 209)(172, 208)(173, 207)(174, 206)(175, 205)(176, 204)(177, 203)(178, 202)(179, 201)(180, 200)(181, 199)(182, 198)(183, 197)(184, 196)(185, 195)(186, 194)(187, 193)(188, 192)(189, 191)(252, 253)(254, 502)(255, 501)(256, 500)(257, 499)(258, 498)(259, 497)(260, 496)(261, 495)(262, 494)(263, 493)(264, 492)(265, 491)(266, 490)(267, 489)(268, 488)(269, 487)(270, 486)(271, 485)(272, 484)(273, 483)(274, 482)(275, 481)(276, 480)(277, 479)(278, 478)(279, 477)(280, 476)(281, 475)(282, 474)(283, 473)(284, 472)(285, 471)(286, 470)(287, 469)(288, 468)(289, 467)(290, 466)(291, 465)(292, 464)(293, 463)(294, 462)(295, 461)(296, 460)(297, 459)(298, 458)(299, 457)(300, 456)(301, 455)(302, 454)(303, 453)(304, 452)(305, 451)(306, 450)(307, 449)(308, 448)(309, 447)(310, 446)(311, 445)(312, 444)(313, 443)(314, 442)(315, 441)(316, 440)(317, 439)(318, 438)(319, 437)(320, 436)(321, 435)(322, 434)(323, 433)(324, 432)(325, 431)(326, 430)(327, 429)(328, 428)(329, 427)(330, 426)(331, 425)(332, 424)(333, 423)(334, 422)(335, 421)(336, 420)(337, 419)(338, 418)(339, 417)(340, 416)(341, 415)(342, 414)(343, 413)(344, 412)(345, 411)(346, 410)(347, 409)(348, 408)(349, 407)(350, 406)(351, 405)(352, 404)(353, 403)(354, 402)(355, 401)(356, 400)(357, 399)(358, 398)(359, 397)(360, 396)(361, 395)(362, 394)(363, 393)(364, 392)(365, 391)(366, 390)(367, 389)(368, 388)(369, 387)(370, 386)(371, 385)(372, 384)(373, 383)(374, 382)(375, 381)(376, 380)(378, 504)
n9: (66, 317)(67, 193)(68, 445)(192, 443)(194, 319)(318, 444)
a9: (81, 332)(82, 459)(207, 458)(208, 333)
b9: (17, 268)(18, 395)(143, 394)(144, 269)
c9: (76, 327)(77, 203)(78, 455)(202, 453)(204, 329)(328, 454)
d9: (12, 263)(13, 139)(14, 391)(138, 389)(140, 265)(264, 390)
e9: (117, 368)(118, 495)(243, 494)(244, 369)
f9: (53, 304)(54, 431)(179, 430)(180, 305)
g9: (79, 330)(80, 457)(205, 456)(206, 331)
h9: (15, 266)(16, 393)(141, 392)(142, 267)
m9: (4, 255)(5, 131)(6, 383)(130, 381)(132, 257)(256, 382)
n10: (115, 366)(116, 493)(241, 492)(242, 367)
a10: (51, 302)(52, 429)(177, 428)(178, 303)
b10: (83, 334)(84, 461)(209, 460)(210, 335)
c10: (19, 270)(20, 397)(145, 396)(146, 271)
d10: (78, 329)(79, 205)(80, 457)(204, 455)(206, 331)(330, 456)
e10: (14, 265)(15, 141)(16, 393)(140, 391)(142, 267)(266, 392)
f10: (100, 351)(101, 227)(102, 479)(226, 477)(228, 353)(352, 478)
g10: (36, 287)(37, 163)(38, 415)(162, 413)(164, 289)(288, 414)
h10: (98, 349)(99, 225)(100, 477)(224, 475)(226, 351)(350, 476)
m10: (34, 285)(35, 161)(36, 413)(160, 411)(162, 287)(286, 412)
n11: (110, 361)(111, 237)(112, 489)(236, 487)(238, 363)(362, 488)
a11: (46, 297)(47, 173)(48, 425)(172, 423)(174, 299)(298, 424)
b11: (65, 316)(66, 443)(191, 442)(192, 317)
c11: (74, 325)(75, 201)(76, 453)(200, 451)(202, 327)(326, 452)
d11: (10, 261)(11, 137)(12, 389)(136, 387)(138, 263)(262, 388)
e11: (99, 350)(100, 477)(225, 476)(226, 351)
f11: (35, 286)(36, 413)(161, 412)(162, 287)
g11: (113, 364)(114, 491)(239, 490)(240, 365)
h11: (49, 300)(50, 427)(175, 426)(176, 301)
m11: (108, 359)(109, 235)(110, 487)(234, 485)(236, 361)(360, 486)
n12: (44, 295)(45, 171)(46, 423)(170, 421)(172, 297)(296, 422)
a12: (60, 311)(61, 187)(62, 439)(186, 437)(188, 313)(312, 438)
b12: (124, 375)(125, 251)(126, 503)(250, 501)(252, 377)(376, 502)
c12: (80, 331)(81, 207)(82, 459)(206, 457)(208, 333)(332, 458)
d12: (16, 267)(17, 143)(18, 395)(142, 393)(144, 269)(268, 394)

(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[ 504, 44 ]
504
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-2 1 254 3 378
-3 2 255 4 379
-4 3 256 5 380
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-7 6 259 8 383
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-186 187 310 185 438
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-218 342 217 470 219
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-229 353 228 481 230
-230 231 354 229 482
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-240 364 239 492 241
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-244 243 496 245 368
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-248 247 500 249 372
-249 248 501 250 373
-250 374 249 502 251
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-259 386 135 7 384
-260 385 387 136 8
-261 386 388 137 9
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-263 11 388 390 139
-264 12 389 391 140
-265 13 390 392 141
-266 14 391 393 142
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-270 397 146 18 395
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-273 398 400 149 21
-274 22 399 401 150
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0

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