n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 30 |
4 | 630 |
5 | 22680 |
6 | 178200 |
7 | 97297200 |
8 | 10216206000 |
9 | 198486288000 |
10 | 237588086736000 |
11 | 49893498214560000 |
12 | 1803293578326240000 |
13 | 222759794969712000000 |
14 | 1329207696584271504000000 |
[1,3,30,630,22680,178200,97297200,10216206000, 198486288000,237588086736000,49893498214560000, 1803293578326240000,222759794969712000000, 1329207696584271504000000] |