# A365575 (b-file synthesized from sequence entry)
0 1
1 2
2 12
3 114
4 1482
5 24468
6 490020
7 11538840
8 312363720
9 9556741440
10 326076452640
11 12275391192480
12 505400508041760
13 22590511357965120
14 1089423938332883520
15 56379459359942190720
16 3116574045158647605120
17 183271869976364873222400