# A217210 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 5 5 9 6 18 7 34 8 71 9 139 10 280 11 555 12 1119 13 2228 14 4462 15 8907 16 17835 17 35634 18 71288 19 142507 20 285077 21 570013 22 1140102 23 2279924 24 4560040 25 9119516 26 18239335 27 36477548 28 72955801 29 145909351 30 291819915 31 583635336 32 1167273283