# A043275 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 3 5 4 6 5 7 6 8 7 9 8 10 9 11 10 12 11 13 12 14 13 15 14 16 15 17 2 18 4 19 6 20 8 21 10 22 12 23 14 24 16 25 18 26 20 27 22 28 24 29 26 30 28 31 30 32 2 33 3 34 4 35 5 36 6 37 7 38 8 39 9 40 10 41 11 42 12 43 13 44 14 45 15 46 16 47 17 48 4 49 5 50 6 51 7 52 8 53 9 54 10 55 11 56 12 57 13 58 14 59 15 60 16 61 17 62 18 63 19 64 6 65 7 66 8 67 9 68 10 69 11 70 12 71 13