# A173754 (b-file synthesized from sequence entry) 1 0 2 1 3 1 4 1 5 2 6 2 7 3 8 2 9 5 10 2 11 4 12 4 13 5 14 3 15 6 16 6 17 5 18 4 19 7 20 6 21 7 22 7 23 5 24 7 25 8 26 9 27 7 28 7 29 8 30 9 31 8 32 10 33 10 34 8 35 10 36 10 37 8 38 9 39 12 40 11 41 12 42 10 43 14 44 14 45 15 46 15 47 13 48 12 49 13 50 13 51 16 52 16 53 14 54 17 55 13 56 14 57 15 58 17 59 13 60 20 61 15 62 15 63 18 64 18 65 17 66 18 67 22 68 14 69 16 70 25 71 21 72 20 73 20 74 24 75 19 76 25 77 21 78 22 79 20 80 24 81 28