# A105188 (b-file synthesized from sequence entry)
0 1
1 120
2 21600
3 6048000
4 2540160000
5 1536288768000
6 1290482565120000
7 1460088845107200000
8 2168231934984192000000
9 4134095556036526080000000
10 9931751163822150254592000000
11 29578560738801240212766720000000