# A027421 (b-file synthesized from sequence entry) 0 1 1 2 2 1 3 4 4 3 5 1 6 7 7 6 8 3 9 1 10 10 11 9 12 6 13 3 14 1 15 15 16 14 17 10 18 6 19 3 20 1 21 19 22 18 23 14 24 10 25 6 26 3 27 1 28 26 29 25 30 20 31 15 32 10 33 6 34 3 35 1 36 31 37 30 38 25 39 20 40 15 41 10 42 6 43 3 44 1 45 37 46 36 47 31 48 26 49 20 50 15 51 10 52 6 53 3 54 1 55 43 56 42 57 37 58 32 59 26 60 21 61 15 62 10 63 6 64 3 65 1 66 54 67 53 68 47 69 41 70 34 71 28 72 21 73 15 74 10 75 6 76 3 77 1