# A304401 (b-file synthesized from sequence entry) 0 1 1 1 2 32 3 3618 4 845824 5 332389375 6 196888240512 7 164288952970296 8 184344892426059776 9 268830705445490506509 10 496348897291481486672000 11 1136486246811467501138927540 12 3173564392477075053313688696832 13 10660730426979559461604460186833401 14 42595326050479099018430338636152049280 15 200526023793925980859314834103239034380000