n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 19 |
5 | 165 |
6 | 1801 |
7 | 24003 |
8 | 378379 |
9 | 6880485 |
10 | 141757201 |
11 | 3263757123 |
12 | 83046239299 |
13 | 2314209491685 |
14 | 70093262093401 |
15 | 2292753819807363 |
16 | 80548997707137979 |
17 | 3024937662747436965 |
18 | 120925183043471954401 |
19 | 5127013172890341294723 |
20 | 229794790034059392232819 |
[1,1,3,19,165,1801,24003,378379,6880485,141757201, 3263757123,83046239299,2314209491685, 70093262093401,2292753819807363,80548997707137979, 3024937662747436965,120925183043471954401, 5127013172890341294723,229794790034059392232819] |