# A271702 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 2 5 3 6 1 7 3 8 6 9 13 10 1 11 4 12 10 13 26 14 71 15 1 16 5 17 15 18 45 19 140 20 456 21 1 22 6 23 21 24 71 25 246 26 887 27 3337 28 1 29 7 30 28 31 105 32 399 33 1568 34 6405 35 27203 36 1 37 8 38 36 39 148 40 610 41 2584 42 11334 43 51564 44 243203 45 1 46 9 47 45 48 201 49 891 50 4035 51 18849 52 91101 53 455712 54 2357356