# A039777 (b-file synthesized from sequence entry) 1 2 2 5 3 21 4 45 5 285 6 765 7 27645 8 196605 9 41067645 10 72787965 11 250871805 12 4295098365 13 12884901885 14 23307153405 15 172130669565 16 1766029428523005 17 20978888016396285