n | a(n) |
---|---|
0 | 1 |
1 | 56 |
2 | 11904 |
3 | 5852160 |
4 | 5274501120 |
5 | 7606429286400 |
6 | 16070664624537600 |
7 | 46802060374022553600 |
8 | 179724025424120905728000 |
9 | 879933863508054097526784000 |
10 | 5350005543376937290448240640000 |
11 | 39547255119844566012586402775040000 |
12 | 349281388446657765223160470894018560000 |
[1,56,11904,5852160,5274501120,7606429286400, 16070664624537600,46802060374022553600, 179724025424120905728000, 879933863508054097526784000, 5350005543376937290448240640000, 39547255119844566012586402775040000, 349281388446657765223160470894018560000] |