n | a(n) |
---|---|
1 | 31 |
2 | 165 |
3 | 792 |
4 | 3971 |
5 | 19593 |
6 | 97312 |
7 | 482071 |
8 | 2390621 |
9 | 11850280 |
10 | 58751643 |
11 | 291260673 |
12 | 1443961520 |
13 | 7158542031 |
14 | 35489140405 |
15 | 175940409400 |
16 | 872240066291 |
17 | 4324205636281 |
18 | 21437626315584 |
19 | 106278895767879 |
20 | 526886873434445 |
[31,165,792,3971,19593,97312,482071,2390621, 11850280,58751643,291260673,1443961520,7158542031, 35489140405,175940409400,872240066291, 4324205636281,21437626315584,106278895767879, 526886873434445] |