n | a(n) |
---|---|
1 | 3 |
2 | 16 |
3 | 97 |
4 | 586 |
5 | 3588 |
6 | 22060 |
7 | 135768 |
8 | 835776 |
9 | 5145232 |
10 | 31675616 |
11 | 195005248 |
12 | 1200515520 |
13 | 7390763648 |
14 | 45499943936 |
15 | 280112449792 |
16 | 1724463325696 |
17 | 10616356983808 |
18 | 65357745761280 |
19 | 402363535587328 |
20 | 2477080763498496 |
[3,16,97,586,3588,22060,135768,835776,5145232, 31675616,195005248,1200515520,7390763648, 45499943936,280112449792,1724463325696, 10616356983808,65357745761280,402363535587328, 2477080763498496] |