# A239898 (b-file synthesized from sequence entry)
0 1
1 24
2 5760
3 580608
4 1393459200
5 73574645760
6 24103053950976000
7 578473294823424000
8 9440684171518279680000
9 271211974879377138647040000
10 3579998068407778230140928000000
11 282308419108727654719684608000000
12 258955866680053703121272297226240000000