# A233971 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 2 4 4 5 2 6 4 7 6 8 8 9 2 10 4 11 6 12 10 13 10 14 8 15 14 16 16 17 2 18 4 19 6 20 10 21 10 22 10 23 18 24 24 25 22 26 8 27 14 28 22 29 26 30 16 31 30 32 32 33 2 34 4 35 6 36 10 37 10 38 10 39 18 40 24 41 22 42 10 43 18 44 28 45 38 46 28 47 46 48 56 49 54 50 8 51 14 52 22 53 26 54 22 55 42 56 56 57 62 58 16 59 30 60 46 61 58 62 32 63 62 64 64 65 2 66 4 67 6 68 10 69 10