# A056168 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 4 4 6 5 8 6 10 7 12 8 15 9 17 10 20 11 23 12 25 13 28 14 32 15 35 16 38 17 41 18 45 19 49 20 52 21 56 22 60 23 64 24 68