# A067594 (b-file synthesized from sequence entry) 0 0 1 1 2 0 3 1 4 1 5 0 6 0 7 1 8 1 9 1 10 2 11 1 12 1 13 2 14 1 15 1 16 3 17 2 18 1 19 2 20 2 21 2 22 3 23 3 24 3 25 5 26 3 27 1 28 4 29 4 30 2 31 5 32 6 33 4 34 6 35 6 36 4 37 7 38 8 39 4 40 7 41 10 42 5 43 7 44 11 45 8 46 10 47 13 48 9 49 11 50 14 51 9 52 11 53 17 54 13 55 12 56 19 57 15 58 14 59 21 60 16 61 16 62 23 63 19 64 17 65 25 66 23 67 20 68 29 69 27 70 23 71 31 72 30 73 26 74 35 75 34 76 30 77 39 78 39 79 35 80 44 81 44