D27:=[ rec( autGroup := Group( [ ( 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), ( 2, 7,10, 8,16,17,14,23,21, 9,13,26,12)( 3, 4,19, 6,22,24,27,18,11, 5,25,15,20), ( 4, 6, 5)( 7, 8, 9)(10,14,17)(11,15,18)(12,13,16)(19,27,24)(20,25,22)(21,26,23) ] ), blockNumbers := [ 27 ], blockSizes := [ 13 ], blocks := [ [ 1, 2, 3, 4, 10, 12, 14, 15, 16, 18, 19, 23, 25 ], [ 1, 2, 3, 5, 10, 11, 13, 15, 16, 17, 20, 24, 26 ], [ 1, 2, 3, 6, 11, 12, 13, 14, 17, 18, 21, 22, 27 ], [ 1, 2, 4, 5, 7, 9, 11, 14, 18, 22, 23, 24, 26 ], [ 1, 2, 4, 6, 7, 8, 11, 15, 17, 19, 20, 21, 23 ], [ 1, 2, 5, 6, 8, 9, 10, 15, 18, 21, 25, 26, 27 ], [ 1, 3, 4, 5, 7, 8, 12, 14, 17, 20, 25, 26, 27 ], [ 1, 3, 4, 6, 8, 9, 10, 13, 17, 22, 23, 24, 25 ], [ 1, 3, 5, 6, 7, 9, 10, 14, 16, 19, 20, 21, 22 ], [ 1, 4, 8, 13, 14, 15, 16, 19, 21, 22, 24, 26, 27 ], [ 1, 5, 7, 10, 11, 12, 13, 19, 21, 23, 24, 25, 27 ], [ 1, 6, 9, 12, 16, 17, 18, 19, 20, 23, 24, 26, 27 ], [ 1, 7, 8, 9, 11, 12, 13, 15, 16, 18, 20, 22, 25 ], [ 2, 3, 4, 5, 8, 9, 12, 13, 18, 19, 20, 21, 24 ], [ 2, 3, 4, 6, 7, 9, 11, 13, 16, 19, 25, 26, 27 ], [ 2, 3, 5, 6, 7, 8, 12, 15, 16, 22, 23, 24, 27 ], [ 2, 4, 7, 10, 16, 17, 18, 20, 21, 22, 24, 25, 27 ], [ 2, 5, 9, 13, 14, 15, 17, 19, 20, 22, 23, 25, 27 ], [ 2, 6, 8, 10, 11, 12, 14, 19, 20, 22, 24, 25, 26 ], [ 2, 7, 8, 9, 10, 12, 13, 14, 16, 17, 21, 23, 26 ], [ 3, 4, 9, 10, 11, 12, 15, 20, 21, 22, 23, 26, 27 ], [ 3, 5, 8, 11, 16, 17, 18, 19, 21, 22, 23, 25, 26 ], [ 3, 6, 7, 13, 14, 15, 18, 20, 21, 23, 24, 25, 26 ], [ 3, 7, 8, 9, 10, 11, 14, 15, 17, 18, 19, 24, 27 ], [ 4, 5, 6, 7, 10, 12, 13, 15, 17, 18, 19, 22, 26 ], [ 4, 5, 6, 8, 10, 11, 13, 14, 16, 18, 20, 23, 27 ], [ 4, 5, 6, 9, 11, 12, 14, 15, 16, 17, 21, 24, 25 ] ], isBinary := true, isBlockDesign := true, v := 27) ];