n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 34 |
3 | 296 |
4 | 3463 |
5 | 49432 |
6 | 810268 |
7 | 15455072 |
8 | 338772685 |
9 | 8394224560 |
10 | 233329015938 |
11 | 7227504399296 |
12 | 247636140843723 |
13 | 9326473325044712 |
14 | 384115023516036088 |
15 | 17218573777983105984 |
16 | 836440310185415850201 |
17 | 43861870915784327912032 |
18 | 2474220973150711726940734 |
[1,3,34,296,3463,49432,810268,15455072,338772685, 8394224560,233329015938,7227504399296, 247636140843723,9326473325044712, 384115023516036088,17218573777983105984, 836440310185415850201,43861870915784327912032, 2474220973150711726940734] |