# A166493 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 3 5 3 6 4 7 5 8 5 9 6 10 6 11 6 12 8 13 8 14 8 15 10 16 9 17 10 18 1 19 7 20 15 21 12 22 11 23 14 24 14 25 12 26 16 27 16 28 16 29 16 30 16 31 20 32 17 33 17 34 20 35 11 36 21 37 25 38 18 39 20 40 26 41 22 42 24 43 19 44 27 45 17 46 23 47 30 48 13 49 28 50 36 51 24 52 25 53 32 54 27 55 30 56 32 57 28 58 32 59 36 60 30 61 32 62 3 63 50 64 40 65 22 66 43 67 31 68 37 69 35 70 28 71 40 72 44 73 33 74 38 75 49