b11 := (2,3,5)(4,7,9)(6,10,15)(8,12,19)(11,17,26)(13,21,32)(14,23,36)(18,28,44)
     (20,30,48)(22,34,53)(24,38,58)(25,40,62)(27,42,65)(29,46,70)(31,50,75)
     (35,55,83)(39,60,91)(41,63,95)(43,67,100)(47,72,73)(49,74,109)(51,77,111)
     (52,79,114)(54,81,118)(56,85,121)(57,87,126)(59,89,130)(61,93,135)(64,97,
     140)(66,98,141)(68,102,145)(69,104,147)(71,106,108)(80,116,155)(84,122,
     166)(86,124,170)(88,128,174)(90,132,179)(96,138,189)(99,143,105)(112,151,
     150)(113,153,200)(115,156,204)(117,158,208)(119,161,160)(120,163,215)
     (123,168,221)(125,172,225)(131,177,233)(133,181,236)(136,185,184)(137,
     187,246)(142,191,148)(146,194,193)(149,195,251)(152,198,256)(154,202,259)
     (157,206,263)(159,210,268)(162,213,274)(164,217,277)(165,218,278)(169,
     223,283)(171,224,285)(175,229,228)(176,231,292)(180,237,301)(182,239,305)
     (183,241,309)(186,244,315)(188,248,318)(190,249,319)(196,253,323)(197,
     254,324)(199,258,328)(203,260,330)(207,265,334)(209,266,336)(211,270,235)
     (212,272,342)(214,276,346)(219,280,348)(220,281,349)(222,282,351)(227,
     287,353)(230,290,359)(232,294,364)(234,297,296)(238,303,374)(240,307,380)
     (242,311,385)(243,313,386)(245,317,390)(250,321,393)(255,326,384)(257,
     327,312)(261,332,397)(262,308,382)(264,333,379)(267,298,368)(273,344,341)
     (275,345,370)(288,355,405)(289,357,406)(291,361,412)(295,366,338)(299,
     340,401)(300,371,419)(304,376,425)(306,378,409)(314,388,404)(316,389,356)
     (322,395,433)(337,399,367)(358,408,438)(360,410,439)(362,414,373)(363,
     416,436)(365,417,369)(372,421,437)(375,423,411)(377,427,392)(394,432,424)
     (422,441,435)(450,452,457)(460,462,461);