n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 18 |
4 | 262 |
5 | 5320 |
6 | 138728 |
7 | 4419156 |
8 | 166319424 |
9 | 7221397848 |
10 | 355312006392 |
11 | 19537581248592 |
12 | 1187337791554176 |
13 | 79025863405440432 |
14 | 5716937001401316000 |
15 | 446654003380859659488 |
16 | 37480492611898380241248 |
[1,2,18,262,5320,138728,4419156,166319424, 7221397848,355312006392,19537581248592, 1187337791554176,79025863405440432, 5716937001401316000,446654003380859659488, 37480492611898380241248] |