# 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