# A168646 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 12 5 1 6 1 7 15 8 15 9 1 10 1 11 16 12 24 13 16 14 1 15 1 16 15 17 30 18 30 19 15 20 1 21 1 22 12 23 30 24 40 25 30 26 12 27 1 28 1 29 14 30 63 31 105 32 105 33 63 34 14 35 1 36 1 37 16 38 84 39 224 40 280 41 224 42 84 43 16 44 1 45 1 46 18 47 108 48 336 49 630 50 630 51 336 52 108 53 18 54 1 55 1 56 20 57 135 58 480 59 1050 60 1512 61 1050 62 480 63 135 64 20 65 1