b11 := (1,3,5)(2,4,6)(7,10,16)(8,12,20)(9,14,23)(11,18,29)(13,21,34)(15,25,41)
     (17,27,45)(19,31,52)(22,36,61)(24,39,66)(26,43,71)(28,47,78)(30,50,83)
     (32,54,88)(33,56,92)(35,59,97)(37,63,104)(38,64,105)(40,67,107)(42,70,
     112)(44,73,117)(46,76,122)(48,80,129)(49,81,130)(51,84,132)(53,87,137)
     (55,90,141)(57,94,147)(58,95,149)(60,99,154)(62,102,157)(65,93,145)(68,
     109,167)(69,110,169)(72,115,176)(74,119,182)(75,120,184)(77,124,151)(79,
     127,190)(82,118,180)(85,134,200)(86,135,202)(89,139,208)(91,143,214)(96,
     150,136)(98,152,223)(100,156,229)(101,155,227)(103,159,234)(106,162,238)
     (108,165,243)(111,121,185)(113,173,254)(114,174,256)(116,178,262)(123,
     186,270)(125,189,276)(126,188,274)(128,192,281)(131,195,285)(133,198,290)
     (138,206,300)(140,209,304)(142,212,286)(144,215,231)(146,218,316)(148,
     219,317)(153,225,324)(158,232,331)(160,235,336)(161,236,338)(163,240,342)
     (164,241,344)(166,245,350)(168,220,318)(170,249,310)(171,250,355)(172,
     252,210)(175,257,361)(177,260,239)(179,263,278)(181,266,371)(183,267,372)
     (187,272,378)(191,279,385)(193,282,390)(194,283,392)(196,287,396)(197,
     288,307)(199,292,403)(201,268,373)(203,296,366)(204,297,408)(205,222,258)
     (207,302,251)(211,306,415)(213,308,418)(216,312,423)(217,314,295)(221,
     320,391)(224,322,380)(226,325,430)(228,328,434)(230,330,436)(233,333,400)
     (237,340,444)(242,346,450)(244,348,451)(246,352,319)(247,353,455)(248,
     265,301)(253,357,458)(255,359,298)(259,363,465)(261,364,466)(264,368,471)
     (269,375,337)(271,376,326)(273,379,478)(275,382,482)(277,384,417)(280,
     387,347)(284,394,491)(289,399,496)(291,401,497)(293,405,374)(294,406,501)
     (299,409,504)(303,412,507)(305,414,339)(309,420,512)(311,397,493)(313,
     424,515)(315,425,437)(321,381,480)(323,429,488)(327,432,356)(329,435,413)
     (332,438,402)(334,440,404)(335,442,521)(341,445,453)(343,446,367)(345,
     448,433)(349,386,485)(351,388,487)(354,457,518)(358,460,528)(360,462,529)
     (362,464,393)(365,468,524)(369,472,534)(370,473,484)(377,477,441)(383,
     483,463)(389,489,538)(395,492,499)(398,494,481)(407,503,536)(410,506,542)
     (416,428,517)(419,511,421)(422,513,456)(426,516,500)(431,519,545)(439,
     490,539)(443,522,486)(447,476,508)(452,525,514)(454,474,535)(467,531,469)
     (470,532,502)(479,537,549)(498,523,533)(509,543,540)(526,530,546)(527,
     547,551)(541,550,552);