# A028770 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 8 5 10 6 11 7 12 8 13 9 14 10 15 11 17 12 18 13 20 14 21 15 22 16 23 17 26 18 27 19 29 20 31 21 32 22 33 23 34 24 35 25 37 26 38 27 40 28 41 29 44 30 46 31 47 32 48 33 50 34 51 35 52 36 53 37 56