# A131252 (b-file synthesized from sequence entry) 0 1 1 2 2 1 3 4 4 3 5 1 6 7 7 6 8 3 9 1 10 12 11 11 12 7 13 3 14 1 15 20 16 19 17 14 18 7 19 3 20 1 21 33 22 32 23 26 24 15 25 7 26 3 27 1 28 54 29 53 30 46 31 30 32 15 33 7 34 3 35 1 36 88 37 87 38 79 39 57 40 31 41 15 42 7 43 3 44 1 45 143 46 142 47 133 48 104 49 62 50 31 51 15 52 7 53 3 54 1