# A023507 (b-file synthesized from sequence entry) 1 0 2 2 3 2 4 5 5 7 6 5 7 2 8 5 9 13 10 9 11 10 12 5 13 7 14 12 15 25 16 15 17 31 18 10 19 16 20 14 21 5 22 18 23 43 24 13 25 5 26 7 27 22 28 55 29 5 30 9 31 12 32 20 33 19 34 28 35 39 36 10 37 18 38 5 39 85 40 45 41 91 42 10 43 26 44 5 45 9 46 16 47 17 48 42 49 115 50 24 51 31 52 26 53 10 54 7 55 2 56 133 57 69 58 10 59 28 60 14 61 52 62 75 63 22 64 38 65 18 66 81 67 21 68 12 69 175 70 34 71 13 72 181