# A003253 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 5 5 7 6 8 7 10 8 11 9 13 10 14 11 16 12 17 13 19 14 20 15 22 16 24 17 25 18 27 19 28 20 30 21 31 22 33 23 34 24 36 25 37 26 39 27 40 28 42 29 43 30 45 31 46 32 48 33 49 34 51 35 52 36 54 37 55 38 57 39 58 40 60 41 62 42 63 43 65 44 66 45 68 46 69 47 71 48 72 49 74 50 75 51 77 52 78 53 80 54 81 55 83 56 85 57 86 58 88 59 89 60 91 61 92 62 94 63 95 64 97 65 98 66 100