n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 42 |
4 | 1080 |
5 | 51840 |
6 | 3758400 |
7 | 382838400 |
8 | 52733721600 |
9 | 9400624128000 |
10 | 2105593491456000 |
11 | 579255485276160000 |
12 | 191957359005941760000 |
13 | 75420399121328701440000 |
14 | 34668462695110852608000000 |
15 | 18432051070888873171353600000 |
16 | 11223248177765618214764544000000 |
17 | 7759395812038133743242706944000000 |
[1,3,42,1080,51840,3758400,382838400,52733721600, 9400624128000,2105593491456000,579255485276160000, 191957359005941760000,75420399121328701440000, 34668462695110852608000000, 18432051070888873171353600000, 11223248177765618214764544000000, 7759395812038133743242706944000000] |