n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 36 |
4 | 2304 |
5 | 57600 |
6 | 74649600 |
7 | 3657830400 |
8 | 14982473318400 |
9 | 10922223049113600 |
10 | 109222230491136000000 |
11 | 13215889889427456000000 |
12 | 39462435755592152776704000000 |
13 | 6669151642695073819262976000000 |
14 | 256202129505773955840806486016000000 |
[1,4,36,2304,57600,74649600,3657830400, 14982473318400,10922223049113600, 109222230491136000000,13215889889427456000000, 39462435755592152776704000000, 6669151642695073819262976000000, 256202129505773955840806486016000000] |