n | a(n) |
---|---|
1 | 2 |
2 | 120 |
3 | 5040 |
4 | 5765760 |
5 | 39070080 |
6 | 5967561600 |
7 | 66902793897139200 |
8 | 14792260407724800 |
9 | 106137499051584000 |
10 | 195333707771834926694400 |
11 | 131478134374795266938880000 |
12 | 912197279957973412118937661440000 |
[2,120,5040,5765760,39070080,5967561600, 66902793897139200,14792260407724800, 106137499051584000,195333707771834926694400, 131478134374795266938880000, 912197279957973412118937661440000] |