C4graphGraph forms for C4 [ 512, 10 ] = PS(32,32;3)

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On this page are computer-accessible forms for the graph C4[ 512, 10 ] = PS(32,32;3).

(I) Following is a form readable by MAGMA:

g:=Graph<512|{ {32, 34}, {416, 418}, {160, 162}, {288, 290}, {64, 67}, {496, 499}, {448, 451}, {192, 195}, {112, 115}, {240, 243}, {320, 323}, {368, 371}, {48, 52}, {432, 436}, {176, 180}, {304, 308}, {128, 134}, {384, 390}, {256, 262}, {80, 87}, {480, 487}, {464, 471}, {224, 231}, {208, 215}, {96, 103}, {336, 343}, {352, 359}, {80, 88}, {464, 472}, {208, 216}, {336, 344}, {96, 106}, {480, 490}, {224, 234}, {352, 362}, {48, 59}, {432, 443}, {384, 395}, {176, 187}, {128, 139}, {256, 267}, {304, 315}, {112, 124}, {496, 508}, {240, 252}, {368, 380}, {64, 78}, {448, 462}, {192, 206}, {320, 334}, {16, 31}, {416, 431}, {400, 415}, {160, 175}, {144, 159}, {32, 47}, {272, 287}, {288, 303}, {1, 17}, {399, 415}, {398, 414}, {397, 413}, {396, 412}, {395, 411}, {394, 410}, {393, 409}, {392, 408}, {391, 407}, {390, 406}, {389, 405}, {388, 404}, {387, 403}, {386, 402}, {385, 401}, {143, 159}, {142, 158}, {141, 157}, {140, 156}, {139, 155}, {138, 154}, {137, 153}, {2, 18}, {3, 19}, {4, 20}, {5, 21}, {6, 22}, {7, 23}, {8, 24}, {9, 25}, {10, 26}, {11, 27}, {12, 28}, {13, 29}, {14, 30}, {15, 31}, {129, 145}, {130, 146}, {131, 147}, {132, 148}, {133, 149}, {134, 150}, {135, 151}, {136, 152}, {257, 273}, {258, 274}, {259, 275}, {260, 276}, {261, 277}, {262, 278}, {263, 279}, {264, 280}, {265, 281}, {266, 282}, {267, 283}, {268, 284}, {269, 285}, {270, 286}, {271, 287}, {3, 18}, {399, 414}, {397, 412}, {395, 410}, {393, 408}, {391, 406}, {389, 404}, {387, 402}, {143, 158}, {141, 156}, {139, 154}, {5, 20}, {7, 22}, {9, 24}, {11, 26}, {13, 28}, {15, 30}, {131, 146}, {133, 148}, {135, 150}, {137, 152}, {259, 274}, {261, 276}, {263, 278}, {265, 280}, {267, 282}, {269, 284}, {271, 286}, {2, 17}, {492, 511}, {488, 507}, {484, 503}, {398, 413}, {394, 409}, {390, 405}, {386, 401}, {142, 157}, {138, 153}, {6, 21}, {10, 25}, {14, 29}, {100, 119}, {104, 123}, {108, 127}, {130, 145}, {134, 149}, {228, 247}, {232, 251}, {236, 255}, {258, 273}, {262, 277}, {266, 281}, {270, 285}, {356, 375}, {360, 379}, {364, 383}, {33, 53}, {495, 507}, {494, 506}, {493, 505}, {492, 504}, {487, 499}, {486, 498}, {485, 497}, {427, 447}, {426, 446}, {425, 445}, {424, 444}, {419, 439}, {418, 438}, {417, 437}, {171, 191}, {170, 190}, {169, 189}, {168, 188}, {163, 183}, {162, 182}, {161, 181}, {34, 54}, {35, 55}, {40, 60}, {41, 61}, {42, 62}, {43, 63}, {101, 113}, {102, 114}, {103, 115}, {108, 120}, {109, 121}, {110, 122}, {111, 123}, {229, 241}, {230, 242}, {231, 243}, {236, 248}, {237, 249}, {238, 250}, {239, 251}, {289, 309}, {290, 310}, {291, 311}, {296, 316}, {297, 317}, {298, 318}, {299, 319}, {357, 369}, {358, 370}, {359, 371}, {364, 376}, {365, 377}, {366, 378}, {367, 379}, {39, 50}, {491, 510}, {489, 508}, {483, 502}, {481, 500}, {431, 442}, {429, 440}, {423, 434}, {225, 244}, {175, 186}, {173, 184}, {167, 178}, {45, 56}, {47, 58}, {97, 116}, {99, 118}, {105, 124}, {107, 126}, {227, 246}, {233, 252}, {235, 254}, {295, 306}, {301, 312}, {303, 314}, {353, 372}, {355, 374}, {361, 380}, {363, 382}, {4, 19}, {490, 509}, {482, 501}, {456, 479}, {430, 441}, {422, 433}, {396, 411}, {388, 403}, {200, 223}, {174, 185}, {166, 177}, {140, 155}, {12, 27}, {38, 49}, {46, 57}, {72, 95}, {98, 117}, {106, 125}, {132, 147}, {226, 245}, {234, 253}, {260, 275}, {268, 283}, {294, 305}, {302, 313}, {328, 351}, {354, 373}, {362, 381}, {65, 89}, {463, 471}, {462, 470}, {461, 469}, {460, 468}, {459, 467}, {458, 466}, {457, 465}, {455, 479}, {454, 478}, {453, 477}, {452, 476}, {451, 475}, {450, 474}, {449, 473}, {207, 215}, {206, 214}, {205, 213}, {204, 212}, {203, 211}, {202, 210}, {201, 209}, {199, 223}, {198, 222}, {197, 221}, {196, 220}, {195, 219}, {194, 218}, {193, 217}, {66, 90}, {67, 91}, {68, 92}, {69, 93}, {70, 94}, {71, 95}, {73, 81}, {74, 82}, {75, 83}, {76, 84}, {77, 85}, {78, 86}, {79, 87}, {321, 345}, {322, 346}, {323, 347}, {324, 348}, {325, 349}, {326, 350}, {327, 351}, {329, 337}, {330, 338}, {331, 339}, {332, 340}, {333, 341}, {334, 342}, {335, 343}, {65, 88}, {463, 470}, {461, 468}, {459, 466}, {455, 478}, {453, 476}, {451, 474}, {449, 472}, {207, 214}, {205, 212}, {203, 210}, {199, 222}, {197, 220}, {195, 218}, {193, 216}, {67, 90}, {69, 92}, {71, 94}, {75, 82}, {77, 84}, {79, 86}, {321, 344}, {323, 346}, {325, 348}, {327, 350}, {331, 338}, {333, 340}, {335, 342}, {36, 63}, {462, 469}, {458, 465}, {454, 477}, {450, 473}, {428, 439}, {424, 435}, {420, 447}, {206, 213}, {202, 209}, {198, 221}, {194, 217}, {172, 183}, {168, 179}, {164, 191}, {40, 51}, {44, 55}, {66, 89}, {70, 93}, {74, 81}, {78, 85}, {292, 319}, {296, 307}, {300, 311}, {322, 345}, {326, 349}, {330, 337}, {334, 341}, {36, 56}, {491, 503}, {490, 502}, {489, 501}, {488, 500}, {483, 511}, {482, 510}, {481, 509}, {431, 435}, {430, 434}, {429, 433}, {423, 443}, {422, 442}, {421, 441}, {420, 440}, {225, 253}, {175, 179}, {174, 178}, {173, 177}, {167, 187}, {166, 186}, {165, 185}, {164, 184}, {37, 57}, {38, 58}, {39, 59}, {45, 49}, {46, 50}, {47, 51}, {97, 125}, {98, 126}, {99, 127}, {104, 116}, {105, 117}, {106, 118}, {107, 119}, {226, 254}, {227, 255}, {232, 244}, {233, 245}, {234, 246}, {235, 247}, {292, 312}, {293, 313}, {294, 314}, {295, 315}, {301, 305}, {302, 306}, {303, 307}, {353, 381}, {354, 382}, {355, 383}, {360, 372}, {361, 373}, {362, 374}, {363, 375}, {33, 60}, {495, 498}, {487, 506}, {485, 504}, {427, 438}, {425, 436}, {419, 446}, {417, 444}, {171, 182}, {169, 180}, {163, 190}, {161, 188}, {35, 62}, {41, 52}, {43, 54}, {101, 120}, {103, 122}, {111, 114}, {229, 248}, {231, 250}, {239, 242}, {289, 316}, {291, 318}, {297, 308}, {299, 310}, {357, 376}, {359, 378}, {367, 370}, {8, 23}, {494, 497}, {486, 505}, {460, 467}, {452, 475}, {426, 437}, {418, 445}, {392, 407}, {204, 211}, {196, 219}, {170, 181}, {162, 189}, {34, 61}, {42, 53}, {68, 91}, {76, 83}, {102, 121}, {110, 113}, {136, 151}, {230, 249}, {238, 241}, {264, 279}, {290, 317}, {298, 309}, {324, 347}, {332, 339}, {358, 377}, {366, 369}, {1, 32}, {401, 432}, {385, 416}, {145, 176}, {17, 48}, {129, 160}, {257, 288}, {273, 304}, {86, 112}, {470, 496}, {214, 240}, {342, 368}, {72, 96}, {456, 480}, {200, 224}, {328, 352}, {73, 96}, {473, 496}, {457, 480}, {217, 240}, {201, 224}, {89, 112}, {329, 352}, {345, 368}, {30, 48}, {414, 432}, {158, 176}, {286, 304}, {16, 32}, {400, 416}, {144, 160}, {272, 288}, {19, 34}, {415, 430}, {413, 428}, {411, 426}, {409, 424}, {407, 422}, {405, 420}, {403, 418}, {159, 174}, {157, 172}, {155, 170}, {153, 168}, {151, 166}, {149, 164}, {147, 162}, {21, 36}, {23, 38}, {25, 40}, {27, 42}, {29, 44}, {31, 46}, {275, 290}, {277, 292}, {279, 294}, {281, 296}, {283, 298}, {285, 300}, {287, 302}, {17, 35}, {413, 431}, {412, 430}, {409, 427}, {408, 426}, {405, 423}, {404, 422}, {401, 419}, {157, 175}, {156, 174}, {153, 171}, {152, 170}, {149, 167}, {148, 166}, {145, 163}, {20, 38}, {21, 39}, {24, 42}, {25, 43}, {28, 46}, {29, 47}, {273, 291}, {276, 294}, {277, 295}, {280, 298}, {281, 299}, {284, 302}, {285, 303}, {18, 33}, {414, 429}, {410, 425}, {406, 421}, {402, 417}, {158, 173}, {154, 169}, {150, 165}, {146, 161}, {22, 37}, {26, 41}, {30, 45}, {274, 289}, {278, 293}, {282, 297}, {286, 301}, {18, 36}, {479, 489}, {478, 488}, {471, 481}, {411, 429}, {410, 428}, {403, 421}, {402, 420}, {223, 233}, {222, 232}, {215, 225}, {155, 173}, {154, 172}, {147, 165}, {146, 164}, {19, 37}, {26, 44}, {27, 45}, {87, 97}, {94, 104}, {95, 105}, {274, 292}, {275, 293}, {282, 300}, {283, 301}, {343, 353}, {350, 360}, {351, 361}, {20, 35}, {472, 495}, {412, 427}, {404, 419}, {216, 239}, {156, 171}, {148, 163}, {28, 43}, {88, 111}, {276, 291}, {284, 299}, {344, 367}, {81, 104}, {479, 486}, {477, 484}, {475, 482}, {471, 494}, {469, 492}, {467, 490}, {465, 488}, {223, 230}, {221, 228}, {219, 226}, {215, 238}, {213, 236}, {211, 234}, {209, 232}, {83, 106}, {85, 108}, {87, 110}, {91, 98}, {93, 100}, {95, 102}, {337, 360}, {339, 362}, {341, 364}, {343, 366}, {347, 354}, {349, 356}, {351, 358}, {81, 107}, {477, 487}, {476, 486}, {473, 483}, {472, 482}, {469, 495}, {468, 494}, {465, 491}, {221, 231}, {220, 230}, {217, 227}, {216, 226}, {213, 239}, {212, 238}, {209, 235}, {84, 110}, {85, 111}, {88, 98}, {89, 99}, {92, 102}, {93, 103}, {337, 363}, {340, 366}, {341, 367}, {344, 354}, {345, 355}, {348, 358}, {349, 359}, {82, 105}, {478, 485}, {474, 481}, {470, 493}, {466, 489}, {222, 229}, {218, 225}, {214, 237}, {210, 233}, {86, 109}, {90, 97}, {94, 101}, {338, 361}, {342, 365}, {346, 353}, {350, 357}, {22, 40}, {475, 485}, {474, 484}, {467, 493}, {466, 492}, {415, 417}, {407, 425}, {406, 424}, {219, 229}, {218, 228}, {211, 237}, {210, 236}, {159, 161}, {151, 169}, {150, 168}, {23, 41}, {31, 33}, {82, 108}, {83, 109}, {90, 100}, {91, 101}, {278, 296}, {279, 297}, {287, 289}, {338, 364}, {339, 365}, {346, 356}, {347, 357}, {24, 39}, {476, 483}, {468, 491}, {408, 423}, {220, 227}, {212, 235}, {152, 167}, {84, 107}, {92, 99}, {280, 295}, {340, 363}, {348, 355}, {50, 80}, {434, 464}, {178, 208}, {306, 336}, {37, 64}, {421, 448}, {165, 192}, {293, 320}, {44, 64}, {428, 448}, {172, 192}, {300, 320}, {61, 80}, {445, 464}, {189, 208}, {317, 336}, {51, 65}, {447, 461}, {446, 460}, {443, 457}, {442, 456}, {439, 453}, {438, 452}, {435, 449}, {191, 205}, {190, 204}, {187, 201}, {186, 200}, {183, 197}, {182, 196}, {179, 193}, {54, 68}, {55, 69}, {58, 72}, {59, 73}, {62, 76}, {63, 77}, {307, 321}, {310, 324}, {311, 325}, {314, 328}, {315, 329}, {318, 332}, {319, 333}, {52, 71}, {444, 463}, {440, 459}, {436, 455}, {188, 207}, {184, 203}, {180, 199}, {56, 75}, {60, 79}, {308, 327}, {312, 331}, {316, 335}, {49, 68}, {443, 462}, {441, 460}, {435, 454}, {433, 452}, {187, 206}, {185, 204}, {179, 198}, {177, 196}, {51, 70}, {57, 76}, {59, 78}, {305, 324}, {307, 326}, {313, 332}, {315, 334}, {52, 66}, {445, 459}, {444, 458}, {437, 451}, {436, 450}, {189, 203}, {188, 202}, {181, 195}, {180, 194}, {53, 67}, {60, 74}, {61, 75}, {308, 322}, {309, 323}, {316, 330}, {317, 331}, {50, 69}, {442, 461}, {434, 453}, {186, 205}, {178, 197}, {58, 77}, {306, 325}, {314, 333}, {53, 72}, {447, 450}, {439, 458}, {437, 456}, {191, 194}, {183, 202}, {181, 200}, {55, 74}, {63, 66}, {309, 328}, {311, 330}, {319, 322}, {49, 79}, {441, 455}, {440, 454}, {433, 463}, {185, 199}, {184, 198}, {177, 207}, {56, 70}, {57, 71}, {305, 335}, {312, 326}, {313, 327}, {54, 73}, {446, 449}, {438, 457}, {190, 193}, {182, 201}, {62, 65}, {310, 329}, {318, 321}, {100, 128}, {356, 384}, {117, 144}, {373, 400}, {122, 144}, {378, 400}, {109, 128}, {365, 384}, {119, 130}, {125, 136}, {127, 138}, {375, 386}, {381, 392}, {383, 394}, {113, 135}, {120, 142}, {121, 143}, {369, 391}, {376, 398}, {377, 399}, {118, 129}, {126, 137}, {374, 385}, {382, 393}, {114, 136}, {115, 137}, {118, 140}, {119, 141}, {123, 129}, {126, 132}, {127, 133}, {370, 392}, {371, 393}, {374, 396}, {375, 397}, {379, 385}, {382, 388}, {383, 389}, {116, 143}, {120, 131}, {124, 135}, {372, 399}, {376, 387}, {380, 391}, {113, 140}, {115, 142}, {121, 132}, {123, 134}, {369, 396}, {371, 398}, {377, 388}, {379, 390}, {116, 138}, {117, 139}, {124, 130}, {125, 131}, {372, 394}, {373, 395}, {380, 386}, {381, 387}, {114, 141}, {122, 133}, {370, 397}, {378, 389}, {228, 256}, {16, 501}, {245, 272}, {16, 506}, {250, 272}, {237, 256}, {2, 503}, {8, 509}, {10, 511}, {247, 258}, {253, 264}, {255, 266}, {7, 497}, {14, 504}, {15, 505}, {241, 263}, {248, 270}, {249, 271}, {1, 502}, {9, 510}, {246, 257}, {254, 265}, {1, 507}, {4, 510}, {5, 511}, {8, 498}, {9, 499}, {12, 502}, {13, 503}, {242, 264}, {243, 265}, {246, 268}, {247, 269}, {251, 257}, {254, 260}, {255, 261}, {3, 504}, {7, 508}, {15, 500}, {244, 271}, {248, 259}, {252, 263}, {4, 505}, {6, 507}, {12, 497}, {14, 499}, {241, 268}, {243, 270}, {249, 260}, {251, 262}, {2, 508}, {3, 509}, {10, 500}, {11, 501}, {244, 266}, {245, 267}, {252, 258}, {253, 259}, {5, 506}, {13, 498}, {242, 269}, {250, 261}, {6, 512}, {11, 512}, {484, 512}, {493, 512} }>;

(II) A more general form is to represent the graph as the orbit of {32, 34} under the group generated by the following permutations:

a: (2, 16)(3, 15)(4, 14)(5, 13)(6, 12)(7, 11)(8, 10)(17, 32)(18, 31)(19, 30)(20, 29)(21, 28)(22, 27)(23, 26)(24, 25)(34, 48)(35, 47)(36, 46)(37, 45)(38, 44)(39, 43)(40, 42)(49, 64)(50, 63)(51, 62)(52, 61)(53, 60)(54, 59)(55, 58)(56, 57)(66, 80)(67, 79)(68, 78)(69, 77)(70, 76)(71, 75)(72, 74)(81, 96)(82, 95)(83, 94)(84, 93)(85, 92)(86, 91)(87, 90)(88, 89)(98, 112)(99, 111)(100, 110)(101, 109)(102, 108)(103, 107)(104, 106)(113, 128)(114, 127)(115, 126)(116, 125)(117, 124)(118, 123)(119, 122)(120, 121)(130, 144)(131, 143)(132, 142)(133, 141)(134, 140)(135, 139)(136, 138)(145, 160)(146, 159)(147, 158)(148, 157)(149, 156)(150, 155)(151, 154)(152, 153)(162, 176)(163, 175)(164, 174)(165, 173)(166, 172)(167, 171)(168, 170)(177, 192)(178, 191)(179, 190)(180, 189)(181, 188)(182, 187)(183, 186)(184, 185)(194, 208)(195, 207)(196, 206)(197, 205)(198, 204)(199, 203)(200, 202)(209, 224)(210, 223)(211, 222)(212, 221)(213, 220)(214, 219)(215, 218)(216, 217)(226, 240)(227, 239)(228, 238)(229, 237)(230, 236)(231, 235)(232, 234)(241, 256)(242, 255)(243, 254)(244, 253)(245, 252)(246, 251)(247, 250)(248, 249)(258, 272)(259, 271)(260, 270)(261, 269)(262, 268)(263, 267)(264, 266)(273, 288)(274, 287)(275, 286)(276, 285)(277, 284)(278, 283)(279, 282)(280, 281)(290, 304)(291, 303)(292, 302)(293, 301)(294, 300)(295, 299)(296, 298)(305, 320)(306, 319)(307, 318)(308, 317)(309, 316)(310, 315)(311, 314)(312, 313)(322, 336)(323, 335)(324, 334)(325, 333)(326, 332)(327, 331)(328, 330)(337, 352)(338, 351)(339, 350)(340, 349)(341, 348)(342, 347)(343, 346)(344, 345)(354, 368)(355, 367)(356, 366)(357, 365)(358, 364)(359, 363)(360, 362)(369, 384)(370, 383)(371, 382)(372, 381)(373, 380)(374, 379)(375, 378)(376, 377)(386, 400)(387, 399)(388, 398)(389, 397)(390, 396)(391, 395)(392, 394)(401, 416)(402, 415)(403, 414)(404, 413)(405, 412)(406, 411)(407, 410)(408, 409)(418, 432)(419, 431)(420, 430)(421, 429)(422, 428)(423, 427)(424, 426)(433, 448)(434, 447)(435, 446)(436, 445)(437, 444)(438, 443)(439, 442)(440, 441)(450, 464)(451, 463)(452, 462)(453, 461)(454, 460)(455, 459)(456, 458)(465, 480)(466, 479)(467, 478)(468, 477)(469, 476)(470, 475)(471, 474)(472, 473)(482, 496)(483, 495)(484, 494)(485, 493)(486, 492)(487, 491)(488, 490)(497, 512)(498, 511)(499, 510)(500, 509)(501, 508)(502, 507)(503, 506)(504, 505)
b: (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, 505, 506, 507, 508, 509, 510, 511, 512)
c: (1, 17, 48, 52, 71, 95, 102, 114, 141, 157, 172, 192, 195, 219, 226, 254, 265, 281, 296, 316, 335, 343, 366, 378, 389, 405, 420, 440, 459, 467, 490, 502)(2, 30, 41, 57, 72, 92, 111, 119, 142, 154, 165, 181, 196, 216, 235, 243, 266, 278, 289, 305, 336, 340, 359, 383, 390, 402, 429, 445, 460, 480, 483, 507)(3, 27, 34, 62, 73, 89, 104, 124, 143, 151, 174, 186, 197, 213, 228, 248, 267, 275, 298, 310, 321, 337, 368, 372, 391, 415, 422, 434, 461, 477, 492, 512)(4, 24, 43, 51, 74, 86, 97, 113, 144, 148, 167, 191, 198, 210, 237, 253, 268, 288, 291, 315, 322, 350, 361, 377, 392, 412, 431, 439, 462, 474, 485, 501)(5, 21, 36, 56, 75, 83, 106, 118, 129, 145, 176, 180, 199, 223, 230, 242, 269, 285, 300, 320, 323, 347, 354, 382, 393, 409, 424, 444, 463, 471, 494, 506)(6, 18, 45, 61, 76, 96, 99, 123, 130, 158, 169, 185, 200, 220, 239, 247, 270, 282, 293, 309, 324, 344, 363, 371, 394, 406, 417, 433, 464, 468, 487, 511)(7, 31, 38, 50, 77, 93, 108, 128, 131, 155, 162, 190, 201, 217, 232, 252, 271, 279, 302, 314, 325, 341, 356, 376, 395, 403, 426, 438, 449, 465, 496, 500)(8, 28, 47, 55, 78, 90, 101, 117, 132, 152, 171, 179, 202, 214, 225, 241, 272, 276, 295, 319, 326, 338, 365, 381, 396, 416, 419, 443, 450, 478, 489, 505)(9, 25, 40, 60, 79, 87, 110, 122, 133, 149, 164, 184, 203, 211, 234, 246, 257, 273, 304, 308, 327, 351, 358, 370, 397, 413, 428, 448, 451, 475, 482, 510)(10, 22, 33, 49, 80, 84, 103, 127, 134, 146, 173, 189, 204, 224, 227, 251, 258, 286, 297, 313, 328, 348, 367, 375, 398, 410, 421, 437, 452, 472, 491, 499)(11, 19, 42, 54, 65, 81, 112, 116, 135, 159, 166, 178, 205, 221, 236, 256, 259, 283, 290, 318, 329, 345, 360, 380, 399, 407, 430, 442, 453, 469, 484, 504)(12, 32, 35, 59, 66, 94, 105, 121, 136, 156, 175, 183, 206, 218, 229, 245, 260, 280, 299, 307, 330, 342, 353, 369, 400, 404, 423, 447, 454, 466, 493, 509)(13, 29, 44, 64, 67, 91, 98, 126, 137, 153, 168, 188, 207, 215, 238, 250, 261, 277, 292, 312, 331, 339, 362, 374, 385, 401, 432, 436, 455, 479, 486, 498)(14, 26, 37, 53, 68, 88, 107, 115, 138, 150, 161, 177, 208, 212, 231, 255, 262, 274, 301, 317, 332, 352, 355, 379, 386, 414, 425, 441, 456, 476, 495, 503)(15, 23, 46, 58, 69, 85, 100, 120, 139, 147, 170, 182, 193, 209, 240, 244, 263, 287, 294, 306, 333, 349, 364, 384, 387, 411, 418, 446, 457, 473, 488, 508)(16, 20, 39, 63, 70, 82, 109, 125, 140, 160, 163, 187, 194, 222, 233, 249, 264, 284, 303, 311, 334, 346, 357, 373, 388, 408, 427, 435, 458, 470, 481, 497)

(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[ 512, 10 ]
512
-1 507 17 502 32
-2 508 17 18 503
-3 509 18 19 504
-4 510 19 20 505
-5 506 511 20 21
-6 22 507 512 21
-7 22 23 497 508
-8 23 24 498 509
-9 24 25 499 510
-10 25 26 500 511
-11 26 27 501 512
-12 497 27 28 502
-13 498 28 29 503
-14 499 29 30 504
-15 500 30 31 505
-16 506 501 31 32
-17 1 2 35 48
-18 33 2 3 36
-19 34 3 4 37
-20 35 4 5 38
-21 36 5 6 39
-22 37 6 7 40
-23 38 7 8 41
-24 39 8 9 42
-25 40 9 10 43
-26 11 44 41 10
-27 11 12 45 42
-28 12 13 46 43
-29 44 13 14 47
-30 45 14 15 48
-31 33 46 15 16
-32 1 34 47 16
-33 60 18 31 53
-34 61 19 32 54
-35 55 17 62 20
-36 56 18 63 21
-37 22 57 19 64
-38 23 58 49 20
-39 24 59 50 21
-40 22 25 60 51
-41 23 26 61 52
-42 24 27 62 53
-43 25 28 63 54
-44 55 26 29 64
-45 56 27 49 30
-46 57 28 50 31
-47 58 29 51 32
-48 59 17 30 52
-49 45 68 79 38
-50 46 69 80 39
-51 47 70 40 65
-52 66 48 71 41
-53 33 67 72 42
-54 34 68 73 43
-55 44 35 69 74
-56 45 36 70 75
-57 46 37 71 76
-58 77 47 38 72
-59 78 48 39 73
-60 33 79 40 74
-61 34 80 41 75
-62 35 42 65 76
-63 66 77 36 43
-64 44 67 78 37
-65 88 89 51 62
-66 89 90 52 63
-67 90 91 53 64
-68 91 92 49 54
-69 55 92 93 50
-70 56 93 94 51
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-73 59 81 96 54
-74 55 81 60 82
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-79 49 60 86 87
-80 88 50 61 87
-81 104 73 74 107
-82 105 74 75 108
-83 106 75 76 109
-84 77 110 107 76
-85 77 78 111 108
-86 78 79 112 109
-87 110 79 80 97
-88 111 80 65 98
-89 66 99 112 65
-90 66 67 100 97
-91 67 68 101 98
-92 99 68 69 102
-93 100 69 70 103
-94 101 70 71 104
-95 102 71 72 105
-96 103 72 73 106
-97 90 125 116 87
-98 88 91 126 117
-99 89 92 127 118
-100 90 93 128 119
-101 91 113 94 120
-102 121 92 114 95
-103 122 93 115 96
-104 123 81 94 116
-105 124 82 95 117
-106 125 83 96 118
-107 81 126 84 119
-108 82 127 85 120
-109 121 83 128 86
-110 122 113 84 87
-111 88 123 114 85
-112 89 124 115 86
-113 110 101 135 140
-114 111 102 136 141
-115 112 103 137 142
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-157 172 141 142 175
-158 143 176 173 142
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-173 155 177 158 184
-174 156 178 159 185
-175 157 179 160 186
-176 187 145 158 180
-177 166 173 196 207
-178 167 174 197 208
-179 198 168 193 175
-180 176 199 169 194
-181 200 170 161 195
-182 201 171 162 196
-183 202 172 163 197
-184 198 203 173 164
-185 165 199 204 174
-186 166 200 205 175
-187 176 167 201 206
-188 168 202 161 207
-189 169 203 162 208
-190 170 193 204 163
-191 171 194 205 164
-192 165 172 195 206
-193 179 190 216 217
-194 180 191 217 218
-195 181 192 218 219
-196 220 177 182 219
-197 220 221 178 183
-198 221 222 179 184
-199 222 223 180 185
-200 223 224 181 186
-201 187 209 224 182
-202 209 188 210 183
-203 210 189 211 184
-204 211 190 212 185
-205 212 191 213 186
-206 187 213 192 214
-207 177 188 214 215
-208 178 189 215 216
-209 232 201 202 235
-210 233 202 203 236
-211 234 203 204 237
-212 235 204 205 238
-213 236 205 206 239
-214 237 206 207 240
-215 225 238 207 208
-216 193 226 239 208
-217 193 194 227 240
-218 225 194 195 228
-219 226 195 196 229
-220 227 196 197 230
-221 198 231 228 197
-222 198 199 232 229
-223 199 200 233 230
-224 231 200 201 234
-225 253 244 215 218
-226 254 245 216 219
-227 220 255 246 217
-228 221 256 247 218
-229 222 248 219 241
-230 220 242 223 249
-231 221 243 224 250
-232 209 222 244 251
-233 210 223 245 252
-234 253 211 224 246
-235 209 254 212 247
-236 210 255 213 248
-237 211 256 214 249
-238 212 215 250 241
-239 242 213 216 251
-240 243 214 217 252
-241 268 238 229 263
-242 264 269 239 230
-243 231 265 270 240
-244 232 266 225 271
-245 233 267 226 272
-246 234 257 268 227
-247 235 258 269 228
-248 236 259 270 229
-249 237 260 271 230
-250 231 238 261 272
-251 232 257 239 262
-252 233 258 240 263
-253 264 234 225 259
-254 265 235 226 260
-255 266 236 227 261
-256 267 237 228 262
-257 288 246 251 273
-258 247 273 252 274
-259 253 275 248 274
-260 275 254 276 249
-261 276 255 277 250
-262 277 256 278 251
-263 278 279 241 252
-264 242 253 279 280
-265 243 254 280 281
-266 244 255 281 282
-267 245 256 282 283
-268 246 283 284 241
-269 242 247 284 285
-270 286 243 248 285
-271 286 287 244 249
-272 287 288 245 250
-273 257 258 291 304
-274 289 258 259 292
-275 290 259 260 293
-276 291 260 261 294
-277 292 261 262 295
-278 293 262 263 296
-279 264 297 294 263
-280 264 265 298 295
-281 265 266 299 296
-282 297 266 267 300
-283 298 267 268 301
-284 299 268 269 302
-285 300 269 270 303
-286 301 270 271 304
-287 289 302 271 272
-288 257 290 303 272
-289 287 309 316 274
-290 275 288 310 317
-291 276 311 273 318
-292 319 277 312 274
-293 275 320 278 313
-294 276 279 314 305
-295 277 280 315 306
-296 278 281 316 307
-297 308 279 282 317
-298 309 280 283 318
-299 319 310 281 284
-300 320 311 282 285
-301 286 312 283 305
-302 287 313 284 306
-303 288 314 285 307
-304 286 308 315 273
-305 301 324 335 294
-306 302 325 336 295
-307 321 303 326 296
-308 297 322 304 327
-309 298 289 323 328
-310 299 290 324 329
-311 330 300 291 325
-312 331 301 292 326
-313 332 302 293 327
-314 333 303 294 328
-315 334 304 295 329
-316 330 289 335 296
-317 297 331 290 336
-318 298 321 332 291
-319 299 322 333 292
-320 300 323 334 293
-321 344 345 307 318
-322 308 319 345 346
-323 309 320 346 347
-324 310 347 348 305
-325 311 348 349 306
-326 312 349 350 307
-327 308 313 350 351
-328 352 309 314 351
-329 352 310 315 337
-330 311 337 316 338
-331 312 338 317 339
-332 313 339 318 340
-333 319 341 314 340
-334 341 320 342 315
-335 342 343 305 316
-336 343 344 306 317
-337 330 363 360 329
-338 330 331 364 361
-339 331 332 365 362
-340 363 332 333 366
-341 364 333 334 367
-342 365 334 335 368
-343 353 366 335 336
-344 321 354 367 336
-345 321 322 355 368
-346 353 322 323 356
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-348 355 324 325 358
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-351 358 327 328 361
-352 359 328 329 362
-353 343 346 381 372
-354 344 347 382 373
-355 374 345 348 383
-356 375 346 349 384
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-358 377 348 370 351
-359 352 378 349 371
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-361 380 338 351 373
-362 352 374 381 339
-363 375 337 382 340
-364 341 376 338 383
-365 342 377 339 384
-366 343 378 369 340
-367 341 344 379 370
-368 342 345 380 371
-369 396 366 357 391
-370 397 367 358 392
-371 398 368 359 393
-372 353 399 360 394
-373 354 400 361 395
-374 385 396 355 362
-375 363 386 397 356
-376 364 387 398 357
-377 365 388 399 358
-378 366 389 400 359
-379 385 367 390 360
-380 386 368 391 361
-381 353 387 392 362
-382 363 354 388 393
-383 364 355 389 394
-384 365 356 390 395
-385 374 379 401 416
-386 375 401 380 402
-387 376 402 381 403
-388 377 403 382 404
-389 378 404 383 405
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-391 407 369 380 406
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-393 408 409 371 382
-394 409 410 372 383
-395 410 411 373 384
-396 374 411 412 369
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-403 418 387 388 421
-404 419 388 389 422
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-406 421 390 391 424
-407 422 391 392 425
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-411 396 429 426 395
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-449 473 435 446 472
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-456 442 479 480 437
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-470 462 463 496 493
-471 463 464 481 494
-472 495 464 449 482
-473 496 449 450 483
-474 451 484 481 450
-475 451 452 485 482
-476 452 453 486 483
-477 484 453 454 487
-478 485 454 455 488
-479 486 455 456 489
-480 487 456 457 490
-481 474 509 500 471
-482 475 510 501 472
-483 473 476 511 502
-484 474 477 512 503
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-487 506 477 499 480
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-489 508 466 479 501
-490 509 467 480 502
-491 465 510 468 503
-492 466 511 469 504
-493 467 512 470 505
-494 506 497 468 471
-495 507 498 469 472
-496 473 508 499 470
-497 12 485 7 494
-498 495 13 486 8
-499 496 14 487 9
-500 15 488 481 10
-501 11 16 489 482
-502 1 12 490 483
-503 484 2 13 491
-504 485 3 14 492
-505 486 4 15 493
-506 487 5 16 494
-507 495 1 488 6
-508 496 2 489 7
-509 3 490 8 481
-510 4 491 9 482
-511 5 492 10 483
-512 11 484 6 493
0

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