# A097471 (b-file synthesized from sequence entry) 1 0 2 1 3 0 4 1 5 0 6 1 7 1 8 1 9 1 10 1 11 1 12 2 13 1 14 2 15 1 16 2 17 2 18 2 19 2 20 2 21 3 22 2 23 3 24 2 25 3 26 3 27 3 28 3 29 3 30 4 31 3 32 4 33 3 34 5 35 3 36 5 37 3 38 5 39 4 40 5 41 4 42 5 43 5 44 5 45 5 46 5 47 6 48 5 49 6 50 5 51 7 52 5 53 7 54 5 55 8 56 5 57 8 58 5 59 8 60 6 61 8 62 6 63 8 64 7