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On this page are computer-accessible forms for the graph C4[ 504, 1 ] = W(252,2).

(I) Following is a form readable by MAGMA:

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

(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: (244, 496)
b: (147, 399)
c: (83, 335)
d: (180, 432)
e: (211, 463)
f: (19, 271)
g: (52, 304)
h: (116, 368)
m: (2, 252)(3, 251)(4, 250)(5, 249)(6, 248)(7, 247)(8, 246)(9, 245)(10, 244)(11, 243)(12, 242)(13, 241)(14, 240)(15, 239)(16, 238)(17, 237)(18, 236)(19, 235)(20, 234)(21, 233)(22, 232)(23, 231)(24, 230)(25, 229)(26, 228)(27, 227)(28, 226)(29, 225)(30, 224)(31, 223)(32, 222)(33, 221)(34, 220)(35, 219)(36, 218)(37, 217)(38, 216)(39, 215)(40, 214)(41, 213)(42, 212)(43, 211)(44, 210)(45, 209)(46, 208)(47, 207)(48, 206)(49, 205)(50, 204)(51, 203)(52, 202)(53, 201)(54, 200)(55, 199)(56, 198)(57, 197)(58, 196)(59, 195)(60, 194)(61, 193)(62, 192)(63, 191)(64, 190)(65, 189)(66, 188)(67, 187)(68, 186)(69, 185)(70, 184)(71, 183)(72, 182)(73, 181)(74, 180)(75, 179)(76, 178)(77, 177)(78, 176)(79, 175)(80, 174)(81, 173)(82, 172)(83, 171)(84, 170)(85, 169)(86, 168)(87, 167)(88, 166)(89, 165)(90, 164)(91, 163)(92, 162)(93, 161)(94, 160)(95, 159)(96, 158)(97, 157)(98, 156)(99, 155)(100, 154)(101, 153)(102, 152)(103, 151)(104, 150)(105, 149)(106, 148)(107, 147)(108, 146)(109, 145)(110, 144)(111, 143)(112, 142)(113, 141)(114, 140)(115, 139)(116, 138)(117, 137)(118, 136)(119, 135)(120, 134)(121, 133)(122, 132)(123, 131)(124, 130)(125, 129)(126, 128)(254, 504)(255, 503)(256, 502)(257, 501)(258, 500)(259, 499)(260, 498)(261, 497)(262, 496)(263, 495)(264, 494)(265, 493)(266, 492)(267, 491)(268, 490)(269, 489)(270, 488)(271, 487)(272, 486)(273, 485)(274, 484)(275, 483)(276, 482)(277, 481)(278, 480)(279, 479)(280, 478)(281, 477)(282, 476)(283, 475)(284, 474)(285, 473)(286, 472)(287, 471)(288, 470)(289, 469)(290, 468)(291, 467)(292, 466)(293, 465)(294, 464)(295, 463)(296, 462)(297, 461)(298, 460)(299, 459)(300, 458)(301, 457)(302, 456)(303, 455)(304, 454)(305, 453)(306, 452)(307, 451)(308, 450)(309, 449)(310, 448)(311, 447)(312, 446)(313, 445)(314, 444)(315, 443)(316, 442)(317, 441)(318, 440)(319, 439)(320, 438)(321, 437)(322, 436)(323, 435)(324, 434)(325, 433)(326, 432)(327, 431)(328, 430)(329, 429)(330, 428)(331, 427)(332, 426)(333, 425)(334, 424)(335, 423)(336, 422)(337, 421)(338, 420)(339, 419)(340, 418)(341, 417)(342, 416)(343, 415)(344, 414)(345, 413)(346, 412)(347, 411)(348, 410)(349, 409)(350, 408)(351, 407)(352, 406)(353, 405)(354, 404)(355, 403)(356, 402)(357, 401)(358, 400)(359, 399)(360, 398)(361, 397)(362, 396)(363, 395)(364, 394)(365, 393)(366, 392)(367, 391)(368, 390)(369, 389)(370, 388)(371, 387)(372, 386)(373, 385)(374, 384)(375, 383)(376, 382)(377, 381)(378, 380)
n1: (249, 501)
a1: (154, 406)
b1: (90, 342)
c1: (218, 470)
d1: (26, 278)
e1: (57, 309)
f1: (185, 437)
g1: (121, 373)
h1: (251, 503)
m1: (156, 408)
n2: (92, 344)
a2: (220, 472)
b2: (28, 280)
c2: (59, 311)
d2: (187, 439)
e2: (123, 375)
f2: (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)
g2: (8, 260)
h2: (103, 355)
m2: (167, 419)
n3: (72, 324)
a3: (39, 291)
b3: (231, 483)
c3: (200, 452)
d3: (136, 388)
e3: (27, 279)
f3: (155, 407)
g3: (91, 343)
h3: (219, 471)
m3: (60, 312)
n4: (188, 440)
a4: (124, 376)
b4: (252, 504)
c4: (29, 281)
d4: (157, 409)
e4: (93, 345)
f4: (221, 473)
g4: (62, 314)
h4: (190, 442)
m4: (126, 378)
n5: (250, 502)
a5: (153, 405)
b5: (89, 341)
c5: (217, 469)
d5: (25, 277)
e5: (58, 310)
f5: (186, 438)
g5: (122, 374)
h5: (226, 478)
m5: (98, 350)
n6: (162, 414)
a6: (34, 286)
b6: (241, 493)
c6: (146, 398)
d6: (82, 334)
e6: (177, 429)
f6: (210, 462)
g6: (18, 270)
h6: (49, 301)
m6: (113, 365)
n7: (14, 266)
a7: (173, 425)
b7: (78, 330)
c7: (45, 297)
d7: (237, 489)
e7: (206, 458)
f7: (109, 361)
g7: (142, 394)
h7: (247, 499)
m7: (152, 404)
n8: (88, 340)
a8: (183, 435)
b8: (216, 468)
c8: (24, 276)
d8: (55, 307)
e8: (119, 371)
f8: (243, 495)
g8: (148, 400)
h8: (84, 336)
m8: (179, 431)
n9: (212, 464)
a9: (20, 272)
b9: (51, 303)
c9: (115, 367)
d9: (12, 264)
e9: (107, 359)
f9: (171, 423)
g9: (76, 328)
h9: (43, 295)
m9: (235, 487)
n10: (204, 456)
a10: (140, 392)
b10: (194, 446)
c10: (66, 318)
d10: (10, 262)
e10: (105, 357)
f10: (169, 421)
g10: (74, 326)
h10: (41, 293)
m10: (233, 485)
n11: (202, 454)
a11: (138, 390)
b11: (242, 494)
c11: (145, 397)
d11: (81, 333)
e11: (178, 430)
f11: (209, 461)
g11: (17, 269)
h11: (50, 302)
m11: (114, 366)
n12: (240, 492)
a12: (79, 331)
b12: (176, 428)
c12: (15, 267)
d12: (207, 459)
e12: (48, 300)
f12: (143, 395)
g12: (112, 364)
h12: (193, 445)
m12: (65, 317)
n13: (13, 265)
a13: (174, 426)
b13: (77, 329)
c13: (46, 298)
d13: (238, 490)
e13: (205, 457)
f13: (110, 362)
g13: (141, 393)
h13: (224, 476)
m13: (96, 348)
n14: (160, 412)
a14: (32, 284)
b14: (191, 443)
c14: (63, 315)
d14: (127, 379)
e14: (9, 261)
f14: (106, 358)
g14: (170, 422)
h14: (73, 325)
m14: (42, 294)
n15: (234, 486)
a15: (201, 453)
b15: (137, 389)
c15: (195, 447)
d15: (67, 319)
e15: (223, 475)
f15: (95, 347)
g15: (159, 411)
h15: (31, 283)
m15: (192, 444)
n16: (64, 316)
a16: (128, 380)
b16: (225, 477)
c16: (97, 349)
d16: (161, 413)
e16: (33, 285)
f16: (227, 479)
g16: (99, 351)
h16: (163, 415)
m16: (35, 287)
n17: (129, 381)
a17: (3, 255)
b17: (228, 480)
c17: (100, 352)
d17: (164, 416)
e17: (36, 288)
f17: (5, 257)
g17: (102, 354)
h17: (166, 418)
m17: (38, 290)
n18: (230, 482)
a18: (197, 449)
b18: (69, 321)
c18: (133, 385)
d18: (132, 384)
e18: (245, 497)
f18: (150, 402)
g18: (86, 338)
h18: (181, 433)
m18: (214, 466)
n19: (22, 274)
a19: (53, 305)
b19: (117, 369)
c19: (6, 258)
d19: (101, 353)
e19: (165, 417)
f19: (37, 289)
g19: (229, 481)
h19: (198, 450)
m19: (70, 322)
n20: (134, 386)
a20: (131, 383)
b20: (7, 259)
c20: (104, 356)
d20: (168, 420)
e20: (71, 323)
f20: (40, 292)
g20: (232, 484)
h20: (199, 451)
m20: (135, 387)
n21: (239, 491)
a21: (80, 332)
b21: (175, 427)
c21: (208, 460)
d21: (16, 268)
e21: (47, 299)
f21: (144, 396)
g21: (111, 363)
h21: (130, 382)
m21: (246, 498)
n22: (149, 401)
a22: (85, 337)
b22: (182, 434)
c22: (213, 465)
d22: (21, 273)
e22: (54, 306)
f22: (118, 370)
g22: (11, 263)
h22: (108, 360)
m22: (172, 424)
n23: (75, 327)
a23: (44, 296)
b23: (236, 488)
c23: (203, 455)
d23: (139, 391)
e23: (2, 254)
f23: (248, 500)
g23: (151, 403)
h23: (87, 339)
m23: (215, 467)
n24: (23, 275)
a24: (56, 308)
b24: (184, 436)
c24: (120, 372)
d24: (4, 256)
e24: (196, 448)
f24: (68, 320)
g24: (30, 282)
h24: (158, 410)
m24: (94, 346)
n25: (222, 474)
a25: (61, 313)
b25: (189, 441)

(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, 1 ]
504
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-504 253 1 503 251
0

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