# A372163 (b-file synthesized from sequence entry) 0 1 1 1 2 5 3 28 4 321 5 3636 6 65947 7 1154238 8 28622001 9 684987400 10 21513702771 11 656705784714 12 24936869827465 13 928288327257084 14 41315505985090443 15 1817727059210127286 16 92749773791662574433 17 4712674616532693996432 18 271157923143678988333027