# A131950 (b-file synthesized from sequence entry) 0 1 1 3 2 3 3 5 4 4 5 5 6 7 7 6 8 6 9 7 10 9 11 8 12 10 13 8 14 9 15 11 16 10 17 15 18 15 19 10 20 11 21 13 22 12 23 21 24 26 25 21 26 12 27 13 28 15 29 14 30 28 31 42 32 42 33 28 34 14 35 15 36 17 37 16 38 36 39 64 40 78 41 64 42 36 43 16 44 17 45 19 46 18 47 45 48 93 49 135 50 135 51 93 52 45 53 18 54 19