# A225640 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 1 5 1 6 3 7 2 8 1 9 1 10 4 11 6 12 2 13 1 14 1 15 5 16 12 17 6 18 2 19 1 20 1 21 6 22 30 23 12 24 6 25 2 26 1 27 1 28 7 29 30 30 60 31 12 32 6 33 2 34 1 35 1 36 8 37 84 38 60 39 60 40 12 41 6 42 2 43 1 44 1 45 9 46 120 47 420 48 60 49 60 50 12 51 6 52 2 53 1 54 1 55 10 56 180 57 840 58 420 59 60 60 60 61 12 62 6 63 2 64 1 65 1 66 11 67 210 68 1260 69 840 70 420 71 60 72 60 73 12 74 6 75 2 76 1 77 1