# A025803 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 0 4 2 5 0 6 2 7 1 8 3 9 1 10 3 11 2 12 4 13 2 14 5 15 3 16 6 17 3 18 7 19 4 20 8 21 5 22 9 23 6 24 10 25 7 26 11 27 8 28 13 29 9 30 14 31 10 32 16 33 11 34 17 35 13 36 19 37 14 38 20 39 16 40 22 41 17 42 24 43 19 44 26 45 20 46 28 47 22 48 30 49 24 50 32 51 26 52 34 53 28 54 36 55 30 56 39 57 32 58 41 59 34 60 44 61 36 62 46 63 39