# A107867 (b-file synthesized from sequence entry) 0 1 1 2 2 1 3 6 4 3 5 1 6 35 7 15 8 4 9 1 10 330 11 120 12 28 13 5 14 1 15 4368 16 1365 17 286 18 45 19 6 20 1 21 74613 22 20349 23 3876 24 560 25 66 26 7 27 1 28 1560780 29 376740 30 65780 31 8855 32 969 33 91 34 8 35 1 36 38608020 37 8347680 38 1344904 39 169911 40 17550 41 1540 42 120 43 9 44 1 45 1101716330 46 215553195 47 32224114