# A011874 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 0 4 0 5 0 6 1 7 2 8 2 9 3 10 4 11 5 12 6 13 7 14 8 15 10 16 11 17 12 18 14 19 16 20 18 21 20 22 22 23 24 24 26 25 28 26 30 27 33 28 36 29 38 30 41 31 44 32 47 33 50 34 53 35 56 36 60 37 63 38 66 39 70 40 74 41 78 42 82 43 86 44 90 45 94 46 98 47 102 48 107 49 112 50 116 51 121 52 126 53 131 54 136 55 141 56 146 57 152 58 157 59 162 60 168