# A121260 (b-file synthesized from sequence entry) 1 0 2 0 3 1 4 1 5 2 6 2 7 3 8 3 9 5 10 5 11 7 12 7 13 8 14 8 15 10 16 10 17 11 18 11 19 12 20 12 21 13 22 13 23 14 24 14 25 16 26 16 27 17 28 17 29 18 30 18 31 19 32 19 33 20 34 20 35 21 36 21 37 22 38 22 39 23 40 23 41 24 42 24 43 26 44 26 45 27 46 27 47 28 48 28 49 29 50 29 51 30 52 30 53 31 54 31 55 32 56 32 57 33 58 33 59 34 60 34 61 36 62 36 63 37 64 37 65 38 66 38 67 39 68 39 69 40 70 40 71 41 72 41 73 42 74 42