C4graphGraph forms for C4 [ 512, 420 ] = SDD(UG(ATD[128,63]))

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On this page are computer-accessible forms for the graph C4[ 512, 420 ] = SDD(UG(ATD[128,63])).

(I) Following is a form readable by MAGMA:

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

(II) A more general form is to represent the graph as the orbit of {256, 376} under the group generated by the following permutations:

a: (336, 464)
b: (293, 421)
c: (346, 474)
d: (307, 435)
e: (368, 496)
f: (270, 398)
g: (342, 470)
h: (305, 433)
m: (374, 502)
n1: (266, 394)
a1: (277, 405)
b1: (362, 490)
c1: (276, 404)
d1: (355, 483)
e1: (354, 482)
f1: (303, 431)
g1: (271, 399)
h1: (353, 481)
m1: (317, 445)
n2: (326, 454)
a2: (269, 397)
b2: (352, 480)
c2: (272, 400)
d2: (273, 401)
e2: (281, 409)
f2: (298, 426)
g2: (363, 491)
h2: (375, 503)
m2: (376, 504)
n3: (380, 508)
a3: (369, 497)
b3: (383, 511)
c3: (373, 501)
d3: (381, 509)
e3: (349, 477)
f3: (289, 417)
g3: (371, 499)
h3: (379, 507)
m3: (347, 475)
n4: (291, 419)
a4: (288, 416)
b4: (357, 485)
c4: (372, 500)
d4: (382, 510)
e4: (292, 420)
f4: (343, 471)
g4: (286, 414)
h4: (367, 495)
m4: (306, 434)
n5: (333, 461)
a5: (290, 418)
b5: (318, 446)
c5: (377, 505)
d5: (285, 413)
e5: (267, 395)
f5: (348, 476)
g5: (344, 472)
h5: (287, 415)
m5: (358, 486)
n6: (378, 506)
a6: (335, 463)
b6: (275, 403)
c6: (274, 402)
d6: (360, 488)
e6: (370, 498)
f6: (384, 512)
g6: (332, 460)
h6: (278, 406)
m6: (320, 448)
n7: (268, 396)
a7: (366, 494)
b7: (260, 388)
c7: (265, 393)
d7: (351, 479)
e7: (261, 389)
f7: (284, 412)
g7: (338, 466)
h7: (329, 457)
m7: (304, 432)
n8: (365, 493)
a8: (294, 422)
b8: (356, 484)
c8: (283, 411)
d8: (331, 459)
e8: (311, 439)
f8: (315, 443)
g8: (295, 423)
h8: (280, 408)
m8: (327, 455)
n9: (361, 489)
a9: (302, 430)
b9: (359, 487)
c9: (312, 440)
d9: (309, 437)
e9: (297, 425)
f9: (364, 492)
g9: (279, 407)
h9: (321, 449)
m9: (299, 427)
n10: (340, 468)
a10: (282, 410)
b10: (337, 465)
c10: (334, 462)
d10: (308, 436)
e10: (296, 424)
f10: (341, 469)
g10: (322, 450)
h10: (301, 429)
m10: (300, 428)
n11: (345, 473)
a11: (313, 441)
b11: (350, 478)
c11: (324, 452)
d11: (310, 438)
e11: (330, 458)
f11: (314, 442)
g11: (328, 456)
h11: (319, 447)
m11: (325, 453)
n12: (264, 392)
a12: (263, 391)
b12: (339, 467)
c12: (323, 451)
d12: (262, 390)
e12: (259, 387)
f12: (258, 386)
g12: (257, 385)
h12: (2, 7)(3, 5)(4, 6)(9, 20)(10, 18)(11, 19)(12, 216)(13, 235)(14, 87)(15, 159)(16, 189)(17, 191)(22, 27)(23, 25)(24, 26)(28, 185)(29, 207)(30, 220)(31, 243)(32, 229)(33, 45)(34, 174)(35, 215)(36, 217)(37, 117)(38, 155)(39, 160)(40, 192)(41, 213)(42, 221)(43, 226)(44, 206)(46, 194)(47, 198)(48, 222)(50, 55)(51, 54)(52, 53)(56, 195)(57, 214)(58, 236)(59, 190)(60, 151)(61, 178)(62, 175)(63, 200)(64, 225)(65, 218)(66, 203)(67, 239)(68, 186)(69, 139)(70, 184)(71, 208)(72, 211)(73, 240)(74, 118)(75, 173)(77, 115)(78, 161)(79, 167)(80, 193)(81, 209)(82, 227)(83, 163)(84, 182)(85, 238)(86, 234)(88, 224)(89, 219)(90, 244)(91, 162)(92, 183)(93, 223)(94, 228)(95, 179)(96, 180)(97, 156)(98, 111)(99, 141)(100, 187)(101, 172)(102, 204)(103, 205)(104, 140)(105, 199)(106, 169)(107, 210)(108, 212)(109, 230)(110, 152)(112, 150)(113, 201)(114, 176)(116, 138)(120, 157)(121, 164)(122, 168)(124, 129)(125, 202)(126, 237)(127, 188)(128, 197)(130, 158)(131, 196)(132, 142)(133, 148)(134, 170)(135, 171)(136, 149)(137, 144)(143, 153)(145, 233)(146, 181)(147, 177)(154, 165)(231, 241)(232, 249)(242, 255)(245, 250)(246, 253)(247, 254)(248, 252)(251, 256)(257, 258)(259, 262)(260, 366)(261, 336)(263, 264)(265, 351)(266, 374)(267, 348)(268, 320)(269, 352)(270, 368)(271, 353)(272, 273)(274, 360)(275, 335)(276, 355)(277, 362)(278, 332)(279, 364)(280, 327)(281, 298)(282, 337)(283, 356)(284, 338)(285, 377)(286, 367)(287, 344)(288, 357)(289, 349)(290, 318)(291, 347)(292, 343)(293, 340)(294, 365)(295, 315)(296, 341)(297, 309)(299, 321)(300, 345)(301, 322)(302, 361)(303, 354)(304, 329)(305, 342)(306, 333)(307, 346)(308, 334)(310, 324)(311, 331)(312, 359)(313, 350)(314, 330)(316, 325)(317, 326)(319, 328)(323, 339)(358, 378)(363, 375)(369, 383)(370, 384)(371, 379)(372, 382)(373, 381)(376, 380)(385, 386)(387, 390)(388, 494)(389, 464)(391, 392)(393, 479)(394, 502)(395, 476)(396, 448)(397, 480)(398, 496)(399, 481)(400, 401)(402, 488)(403, 463)(404, 483)(405, 490)(406, 460)(407, 492)(408, 455)(409, 426)(410, 465)(411, 484)(412, 466)(413, 505)(414, 495)(415, 472)(416, 485)(417, 477)(418, 446)(419, 475)(420, 471)(421, 468)(422, 493)(423, 443)(424, 469)(425, 437)(427, 449)(428, 473)(429, 450)(430, 489)(431, 482)(432, 457)(433, 470)(434, 461)(435, 474)(436, 462)(438, 452)(439, 459)(440, 487)(441, 478)(442, 458)(444, 453)(445, 454)(447, 456)(451, 467)(486, 506)(491, 503)(497, 511)(498, 512)(499, 507)(500, 510)(501, 509)(504, 508)
m12: (1, 3, 159, 117, 76, 37, 15, 5)(2, 191, 160, 118, 77, 38, 16, 6)(4, 189, 155, 115, 74, 39, 17, 7)(8, 23, 192, 163, 119, 83, 40, 25)(9, 222, 193, 164, 120, 84, 41, 26)(10, 194, 161, 123, 78, 46, 18, 21)(11, 198, 167, 129, 91, 56, 42, 27)(12, 231, 205, 174, 139, 98, 60, 28)(13, 232, 206, 175, 140, 99, 61, 29)(14, 230, 204, 173, 138, 97, 59, 30)(19, 22, 221, 195, 162, 124, 79, 47)(20, 24, 213, 182, 157, 121, 80, 48)(31, 251, 233, 209, 176, 143, 100, 65)(32, 252, 234, 210, 177, 144, 101, 66)(33, 225, 199, 168, 130, 92, 57, 67)(34, 103, 241, 216, 185, 151, 111, 69)(35, 73, 242, 217, 186, 152, 112, 70)(36, 255, 240, 215, 184, 150, 110, 68)(43, 250, 236, 208, 179, 142, 106, 63)(44, 249, 235, 207, 178, 141, 104, 62)(45, 239, 214, 183, 158, 122, 105, 64)(49, 52, 224, 197, 166, 128, 88, 53)(50, 244, 223, 196, 165, 127, 89, 54)(51, 219, 188, 154, 131, 93, 90, 55)(58, 245, 226, 200, 169, 132, 95, 71)(72, 126, 246, 227, 201, 170, 133, 96)(75, 102, 109, 87, 220, 190, 156, 116)(81, 145, 256, 243, 218, 187, 153, 114)(82, 253, 237, 211, 180, 148, 134, 113)(85, 247, 228, 202, 171, 136, 146, 108)(86, 248, 229, 203, 172, 137, 147, 107)(94, 254, 238, 212, 181, 149, 135, 125)(257, 336, 320, 298, 281, 268, 261, 258)(259, 353, 337, 322, 299, 284, 269, 264)(260, 358, 343, 327, 309, 290, 275, 265)(262, 263, 352, 338, 321, 301, 282, 271)(266, 372, 359, 345, 328, 311, 291, 277)(267, 375, 363, 348, 332, 315, 295, 278)(270, 371, 360, 344, 329, 310, 293, 276)(272, 367, 354, 339, 323, 303, 286, 273)(274, 379, 368, 355, 340, 324, 304, 287)(279, 380, 369, 356, 341, 325, 306, 289)(280, 292, 378, 366, 351, 335, 318, 297)(283, 383, 376, 364, 349, 333, 316, 296)(285, 370, 357, 342, 326, 308, 313, 294)(288, 384, 377, 365, 350, 334, 317, 305)(300, 312, 382, 374, 362, 347, 331, 319)(302, 381, 373, 361, 346, 330, 314, 307)(385, 464, 448, 426, 409, 396, 389, 386)(387, 481, 465, 450, 427, 412, 397, 392)(388, 486, 471, 455, 437, 418, 403, 393)(390, 391, 480, 466, 449, 429, 410, 399)(394, 500, 487, 473, 456, 439, 419, 405)(395, 503, 491, 476, 460, 443, 423, 406)(398, 499, 488, 472, 457, 438, 421, 404)(400, 495, 482, 467, 451, 431, 414, 401)(402, 507, 496, 483, 468, 452, 432, 415)(407, 508, 497, 484, 469, 453, 434, 417)(408, 420, 506, 494, 479, 463, 446, 425)(411, 511, 504, 492, 477, 461, 444, 424)(413, 498, 485, 470, 454, 436, 441, 422)(416, 512, 505, 493, 478, 462, 445, 433)(428, 440, 510, 502, 490, 475, 459, 447)(430, 509, 501, 489, 474, 458, 442, 435)
n13: (1, 2)(3, 4)(5, 12)(6, 13)(7, 14)(8, 22)(9, 21)(10, 24)(11, 23)(15, 34)(16, 35)(17, 36)(18, 43)(19, 44)(20, 45)(25, 31)(26, 32)(27, 33)(28, 57)(29, 56)(30, 58)(37, 74)(38, 75)(39, 62)(40, 81)(41, 68)(42, 82)(46, 71)(47, 72)(48, 73)(49, 50)(51, 52)(53, 85)(54, 86)(55, 87)(59, 65)(60, 96)(61, 95)(63, 102)(64, 103)(66, 93)(67, 94)(69, 101)(70, 100)(76, 77)(78, 121)(79, 122)(80, 107)(83, 91)(84, 92)(88, 125)(89, 113)(90, 126)(97, 127)(98, 137)(99, 136)(104, 135)(105, 108)(106, 134)(109, 145)(110, 146)(111, 148)(112, 149)(114, 147)(115, 138)(116, 154)(117, 139)(118, 140)(119, 124)(120, 123)(128, 131)(129, 130)(132, 133)(141, 142)(143, 144)(150, 153)(151, 183)(152, 182)(155, 184)(156, 187)(157, 158)(159, 185)(160, 186)(161, 179)(162, 178)(163, 176)(164, 177)(165, 166)(167, 180)(168, 181)(169, 173)(170, 188)(171, 197)(172, 196)(174, 199)(175, 198)(189, 207)(190, 208)(191, 220)(192, 218)(193, 215)(194, 200)(195, 201)(202, 214)(203, 213)(204, 209)(205, 227)(206, 226)(210, 219)(211, 223)(212, 224)(216, 234)(217, 233)(221, 239)(222, 225)(228, 240)(229, 243)(230, 244)(231, 248)(232, 247)(235, 238)(236, 237)(241, 253)(242, 254)(245, 246)(249, 250)(251, 252)(255, 256)(258, 260)(259, 263)(261, 267)(262, 270)(264, 266)(265, 274)(268, 280)(269, 283)(271, 279)(273, 285)(275, 289)(276, 292)(277, 288)(278, 291)(282, 300)(284, 287)(286, 302)(290, 308)(293, 307)(294, 312)(295, 314)(296, 313)(297, 317)(298, 309)(299, 301)(303, 305)(315, 331)(318, 333)(320, 332)(321, 329)(322, 328)(324, 330)(325, 334)(326, 339)(327, 340)(335, 344)(336, 351)(337, 349)(338, 341)(342, 347)(343, 356)(345, 350)(346, 354)(348, 359)(352, 362)(353, 355)(357, 364)(358, 370)(360, 361)(363, 373)(365, 367)(366, 377)(375, 382)(378, 383)(379, 381)(380, 384)(386, 388)(387, 391)(389, 395)(390, 398)(392, 394)(393, 402)(396, 408)(397, 411)(399, 407)(401, 413)(403, 417)(404, 420)(405, 416)(406, 419)(410, 428)(412, 415)(414, 430)(418, 436)(421, 435)(422, 440)(423, 442)(424, 441)(425, 445)(426, 437)(427, 429)(431, 433)(443, 459)(446, 461)(448, 460)(449, 457)(450, 456)(452, 458)(453, 462)(454, 467)(455, 468)(463, 472)(464, 479)(465, 477)(466, 469)(470, 475)(471, 484)(473, 478)(474, 482)(476, 487)(480, 490)(481, 483)(485, 492)(486, 498)(488, 489)(491, 501)(493, 495)(494, 505)(503, 510)(506, 511)(507, 509)(508, 512)

(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, 420 ]
512
-1 385 386 257 258
-2 385 388 257 260
-3 385 464 257 336
-4 385 257 479 351
-5 386 389 258 261
-6 265 386 258 393
-7 386 366 258 494
-8 387 390 259 262
-9 266 387 259 394
-10 352 387 259 480
-11 387 355 259 483
-12 267 388 260 395
-13 388 402 260 274
-14 377 388 260 505
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-17 506 378 389 261
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-22 398 270 391 263
-23 353 391 481 263
-24 391 490 263 362
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-29 265 287 393 415
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-32 266 288 394 416
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-35 267 289 395 417
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-37 396 409 268 281
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-39 396 420 268 292
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-44 398 420 270 292
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-223 485 354 357 482
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-228 485 357 501 373
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-321 157 161 162 119
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-328 176 177 130 120
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-509 246 82 247 94
-510 256 48 248 64
-511 253 145 36 250
-512 254 90 30 252
0

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