n | a(n) |
---|---|
1 | 1 |
2 | 9 |
3 | 14 |
4 | 42 |
5 | 161 |
6 | 161 |
7 | 798 |
8 | 1400 |
9 | 86156 |
10 | 123656 |
11 | 419430 |
12 | 387868 |
13 | 508797 |
14 | 772121 |
15 | 870233 |
16 | 4162866 |
17 | 8754569 |
18 | 126168912 |
19 | 126991491 |
20 | 128007618 |
21 | 131491736 |
[1,9,14,42,161,161,798,1400,86156,123656,419430, 387868,508797,772121,870233,4162866,8754569, 126168912,126991491,128007618,131491736] |