# A345908 (b-file synthesized from sequence entry) 0 1 1 1 2 0 3 1 4 3 5 3 6 6 7 15 8 24 9 43 10 92 11 171 12 315 13 629 14 1218 15 2313 16 4523 17 8835 18 17076 19 33299 20 65169