# A129231 (b-file synthesized from sequence entry) 0 0 1 1 2 1 3 3 4 2 5 5 6 3 7 6 8 5 9 7 10 7 11 8 12 8 13 10 14 9 15 12 16 10 17 14 18 11 19 15 20 13 21 16 22 15 23 17 24 16 25 19 26 17 27 21 28 18 29 23 30 19 31 24 32 21 33 25 34 23 35 26 36 24 37 28 38 25 39 30 40 26 41 31 42 28 43 32 44 30 45 33 46 32 47 24 48 33 49 36 50 34 51 38 52 35 53 39 54 37 55 40 56 39 57 41 58 41 59 42 60 42 61 44 62 43 63 46 64 44 65 47 66 46 67 48 68 48 69 49 70 49 71 51 72 50 73 53