The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 1 |
| 11 | 1 |
| 12 | 8 |
| 13 | 395 |
| 14 | 407240 |
| 15 | 1125431866 |
| 16 | 3814677304834 |
[0,0,0,0,0,0,0,0,0,0,1,1,8,395,407240,1125431866, 3814677304834] |