The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 39 |
| 3 | 801 |
| 4 | 22329 |
| 5 | 783963 |
| 6 | 33142959 |
| 7 | 1637118297 |
| 8 | 92464016913 |
| 9 | 5874794703027 |
| 10 | 414582627839319 |
| 11 | 32165264232976977 |
| 12 | 2720659595107779081 |
| 13 | 249128649448324321419 |
| 14 | 24549819503580405230751 |
| 15 | 2590147977759401893135497 |
| 16 | 291286776584800990966021281 |
| 17 | 34781064869030286562513208163 |
[1,3,39,801,22329,783963,33142959,1637118297, 92464016913,5874794703027,414582627839319, 32165264232976977,2720659595107779081, 249128649448324321419,24549819503580405230751, 2590147977759401893135497, 291286776584800990966021281, 34781064869030286562513208163] |