# A043265 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 3 5 4 6 5 7 2 8 4 9 6 10 8 11 10 12 2 13 3 14 4 15 5 16 6 17 7 18 4 19 5 20 6 21 7 22 8 23 9 24 6 25 7 26 8 27 9 28 10 29 11 30 8 31 9 32 10 33 11 34 12 35 13 36 10 37 11 38 12 39 13 40 14 41 15 42 2 43 4 44 6 45 8 46 10 47 12 48 4 49 6 50 8 51 10 52 12 53 14 54 6 55 8 56 10 57 12 58 14 59 16 60 8 61 10 62 12 63 14 64 16 65 18 66 10 67 12 68 14 69 16 70 18 71 20 72 2 73 3 74 4