b := (  1,219, 45)(  2, 49, 97)(  3,175,140)(  4, 36, 27)(  5, 57,111)
(  6, 12,121)(  7, 87,158)(  8, 61, 59)(  9,119,159)( 10, 80,138)( 11,218, 56)
( 13, 78,107)( 14, 84,178)( 15,136, 34)( 16, 81,209)( 17, 24,150)( 18,154, 94)
( 19,142,106)( 20, 65,102)( 21, 40, 26)( 22,204,125)( 23,109,182)( 25,163,116)
( 28,172, 48)( 29, 74,214)( 30,196,155)( 31, 41,108)( 32,169,186)( 33, 86, 35)
( 37, 89,205)( 38, 98, 83)( 39,217,206)( 42,164,115)( 43,213,224)( 44,185,151)
( 46,144, 66)( 47,135,181)( 50,165,131)( 51, 92,103)( 52,201,152)( 53, 63,208)
( 54, 73, 68)( 55,110, 99)( 58, 90, 67)( 60,180, 79)( 62,130,147)( 64,161,120)
( 69,200,153)( 70, 77,166)( 71,134,207)( 72,191,112)( 75,210,174)( 76,222,162)
( 82, 88,195)( 85,157,197)( 91,176,141)( 93,171,139)( 95,133,149)( 96,124,114)
(100,104,170)(101,160,143)(105,179,117)(113,194,168)(122,203,148)(123,126,187)
(127,132,188)(128,184,189)(129,190,193)(137,211,199)(145,223,177)(146,212,216)
(156,215,173)(167,183,221)(192,220,202);