# A007377 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 3 5 4 6 5 7 6 8 7 9 8 10 9 11 13 12 14 13 15 14 16 15 18 16 19 17 24 18 25 19 27 20 28 21 31 22 32 23 33 24 34 25 35 26 36 27 37 28 39 29 49 30 51 31 67 32 72 33 76 34 77 35 81 36 86