# A143000 (b-file synthesized from sequence entry)
0 0
1 1
2 9
3 151
4 3900
5 143956
6 7188048
7 466900848
8 38269041408
9 3864146985216
10 471339558835200
11 68335862058777600
12 11616056962961817600
13 2288216707872948633600
14 517111756256861311795200