# A169991 (b-file synthesized from sequence entry) 0 1 1 1 2 0 3 1 4 1 5 1 6 1 7 1 8 2 9 2 10 2 11 2 12 3 13 3 14 3 15 4 16 5 17 4 18 4 19 5 20 5 21 6 22 5 23 6 24 7 25 7 26 6 27 7 28 8 29 7 30 7 31 7 32 8 33 7 34 7 35 7 36 8 37 7 38 6 39 7 40 7 41 6 42 5 43 6 44 5 45 5 46 4 47 4 48 5 49 4 50 3 51 3 52 3 53 2 54 2 55 2 56 2 57 1 58 1 59 1 60 1 61 1 62 0 63 1 64 1