n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 16 |
4 | 240 |
5 | 11520 |
6 | 13271040 |
7 | 254803968000 |
8 | 15892123484160000 |
9 | 5126163351050649600000 |
10 | 89288743527804466888704000000 |
11 | 50689719717698351557731837542400000000 |
12 | 125765178831579421305165126665125232640000000000 |
[1,2,16,240,11520,13271040,254803968000, 15892123484160000,5126163351050649600000, 89288743527804466888704000000, 50689719717698351557731837542400000000, 125765178831579421305165126665125232640000000000] |