# A054165 (b-file synthesized from sequence entry) 0 0 1 0 2 1 3 2 4 4 5 7 6 12 7 23 8 41 9 73 10 136 11 253 12 471 13 888 14 1684 15 3211 16 6155 17 11831 18 22820 19 44137 20 85539 21 166105 22 323119 23 629511 24 1228111 25 2398846 26 4690672 27 9181509 28 17988393 29 35272010 30 69215936 31 135921301 32 267089907 33 525160968 34 1033179029