n | a(n) |
---|---|
5 | 16 |
6 | 117 |
7 | 1056 |
8 | 8699 |
9 | 76840 |
10 | 704834 |
11 | 6847224 |
12 | 70145634 |
13 | 758805360 |
14 | 8650769675 |
15 | 103790273632 |
16 | 1308042935717 |
17 | 17285090008280 |
18 | 239069573622720 |
19 | 3454877140757160 |
20 | 52081336911782580 |
21 | 817705146857293920 |
22 | 13351745346381390705 |
23 | 226414777897783513040 |
[16,117,1056,8699,76840,704834,6847224,70145634, 758805360,8650769675,103790273632,1308042935717, 17285090008280,239069573622720,3454877140757160, 52081336911782580,817705146857293920, 13351745346381390705,226414777897783513040] |