n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 8 |
4 | 49 |
5 | 402 |
6 | 4144 |
7 | 51515 |
8 | 750348 |
9 | 12537204 |
10 | 236424087 |
11 | 4967735896 |
12 | 115102258660 |
13 | 2915655255385 |
14 | 80164472149454 |
15 | 2377679022913612 |
16 | 75674858155603353 |
17 | 2572626389524849478 |
18 | 93040490884813025684 |
[1,2,8,49,402,4144,51515,750348,12537204, 236424087,4967735896,115102258660,2915655255385, 80164472149454,2377679022913612,75674858155603353, 2572626389524849478,93040490884813025684] |