# A325851 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 4 5 7 6 12 7 21 8 35 9 58 10 102 11 171 12 284 13 485 14 819 15 1355 16 2301 17 3884 18 6528 19 10983 20 18380 21 30824 22 51851