# A056856 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 2 5 9 6 9 7 6 8 44 9 96 10 64 11 24 12 250 13 875 14 1250 15 625 16 120 17 1644 18 8100 19 18360 20 19440 21 7776 22 720 23 12348 24 79576 25 252105 26 420175 27 352947 28 117649 29 5040 30 104544 31 840448 32 3465728 33 8028160 34 10551296 35 7340032 36 2097152