# A051661 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 4 4 5 5 6 6 8 7 9 8 10 9 12 10 15 11 16 12 18 13 20 14 23 15 24 16 25 17 27 18 30 19 34 20 35 21 36 22 37 23 38 24 39 25 42 26 52 27 56 28 67 29 68 30 77 31 80 32 86 33 87 34 99 35 120 36 137 37 143 38 150 39 188