n | a(n) |
---|---|
1 | 2 |
2 | 240 |
3 | 725760 |
4 | 12454041600 |
5 | 711374856192000 |
6 | 102181884343418880000 |
7 | 31022420086661971968000000 |
8 | 17683523987479403909087232000000 |
9 | 17366635237623772991036388802560000000 |
10 | 27527506182452690092631959163161804800000000 |
[2,240,725760,12454041600,711374856192000, 102181884343418880000,31022420086661971968000000, 17683523987479403909087232000000, 17366635237623772991036388802560000000, 27527506182452690092631959163161804800000000] |