n | a(n) |
---|---|
-1 | 1 |
0 | 2 |
1 | 8 |
2 | 64 |
3 | 904 |
4 | 20926 |
5 | 753994 |
6 | 40412530 |
7 | 3099627142 |
8 | 329518779600 |
9 | 47292630585258 |
10 | 8962444327321130 |
11 | 2200336508719464304 |
12 | 688212546598963025056 |
13 | 270220456234745707986648 |
[1,2,8,64,904,20926,753994,40412530,3099627142, 329518779600,47292630585258,8962444327321130, 2200336508719464304,688212546598963025056, 270220456234745707986648] |