# A141540 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 4 6 1 7 1 8 6 9 6 10 1 11 1 12 8 13 12 14 8 15 1 16 1 17 10 18 20 19 20 20 10 21 1 22 1 23 12 24 30 25 40 26 30 27 12 28 1 29 1 30 14 31 42 32 70 33 70 34 42 35 14 36 1 37 1 38 16 39 56 40 112 41 140 42 112 43 56 44 16 45 1 46 1 47 18 48 72 49 168 50 252 51 252 52 168 53 72 54 18 55 1 56 1 57 20 58 90 59 240 60 420 61 504 62 420 63 240 64 90 65 20 66 1