# A274615 (b-file synthesized from sequence entry) 0 1 1 4 2 5 3 2 4 0 5 8 6 3 7 6 8 7 9 12 10 13 11 10 12 11 13 9 14 17 15 14 16 15 17 20 18 21 19 18 20 16 21 24 22 19 23 22 24 23 25 28 26 29 27 26 28 27 29 25 30 33 31 30 32 31 33 36 34 37 35 34 36 32 37 40 38 35 39 38 40 39 41 44 42 45 43 42 44 43 45 41 46 49 47 46 48 47 49 52 50 53 51 50 52 48 53 56 54 51 55 54 56 55 57 60 58 61 59 58 60 59 61 57 62 65 63 62 64 63 65 68 66 69 67 66