# A087913 (b-file synthesized from sequence entry) 1 0 2 1 3 1 4 3 5 1 6 5 7 1 8 6 9 7 10 7 11 1 12 10 13 1 14 13 15 13 16 12 17 1 18 15 19 1 20 15 21 19 22 19 23 1 24 20 25 23 26 23 27 26 28 26 29 1 30 26 31 1 32 24 33 31 34 31 35 31 36 30 37 1 38 37 39 37 40 30 41 1 42 39 43 1 44 39 45 39 46 43 47 1 48 40 49 47 50 49 51 47 52 51 53 1 54 52 55 53 56 52 57 53 58 53 59 1 60 52 61 1 62 61 63 62 64 48 65 61 66 65 67 1 68 65 69 67 70 69 71 1 72 60 73 1 74 73 75 74 76 74 77 73