# A056351 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 12 6 150 7 1200 8 7905 9 46400 10 255624 11 1346700 12 6901575 13 34663020 14 171785250 15 843130676 16 4110950625 17 19951305240 18 96528446150 19 466073976900 20 2247626821095 21 10832193570260 22 52194107870250