# A365601 (b-file synthesized from sequence entry)
0 1
1 2
2 12
3 130
4 1990
5 39500
6 962540
7 27807120
8 928991280
9 35233882320
10 1495508048160
11 70233555485520
12 3615667144284720
13 202470393271792800
14 12252576455326384800
15 796817209624497196800
16 55418456683474326892800
17 4104671046431448576787200