n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 13 |
4 | 63 |
5 | 329 |
6 | 1808 |
7 | 10299 |
8 | 60271 |
9 | 360198 |
10 | 2189111 |
11 | 13488379 |
12 | 84066176 |
13 | 529037390 |
14 | 3357014851 |
15 | 21455604032 |
16 | 137993279809 |
17 | 892448240335 |
18 | 5800266701499 |
19 | 37864046563210 |
20 | 248158092634265 |
21 | 1632254493141021 |
22 | 10771183395497445 |
[1,1,3,13,63,329,1808,10299,60271,360198,2189111, 13488379,84066176,529037390,3357014851, 21455604032,137993279809,892448240335, 5800266701499,37864046563210,248158092634265, 1632254493141021,10771183395497445] |