n | a(n) |
---|---|
4 | 3 |
5 | 35 |
6 | 295 |
7 | 2359 |
8 | 19670 |
9 | 177078 |
10 | 1738326 |
11 | 18607446 |
12 | 216400569 |
13 | 2721632121 |
14 | 36842898989 |
15 | 534442231933 |
16 | 8273657327788 |
17 | 136186274940140 |
18 | 2375469940958988 |
19 | 43774887758841996 |
20 | 849887136894382191 |
21 | 17340752094929572431 |
22 | 370979946172969657107 |
23 | 8304215235537338992931 |
[3,35,295,2359,19670,177078,1738326,18607446, 216400569,2721632121,36842898989,534442231933, 8273657327788,136186274940140,2375469940958988, 43774887758841996,849887136894382191, 17340752094929572431,370979946172969657107, 8304215235537338992931] |