# A025809 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 0 4 1 5 1 6 1 7 1 8 1 9 2 10 2 11 2 12 2 13 2 14 3 15 3 16 3 17 3 18 4 19 4 20 5 21 4 22 5 23 5 24 6 25 6 26 6 27 7 28 7 29 8 30 8 31 8 32 9 33 9 34 10 35 10 36 11 37 11 38 12 39 12 40 13 41 13 42 14 43 14 44 15 45 16 46 16 47 17 48 17 49 18 50 19 51 19 52 20 53 20 54 22 55 22 56 23 57 23 58 24 59 25 60 26 61 26 62 27 63 28 64 29 65 30