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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 81 |
| 3 | 3429 |
| 4 | 238273 |
| 5 | 25669093 |
| 6 | 3923627345 |
| 7 | 807194393477 |
| 8 | 215176572950017 |
| 9 | 72120516857475141 |
| 10 | 29686285367774651089 |
| 11 | 14721686852776234894885 |
| 12 | 8656857857596485141973441 |
| 13 | 5955926696414663185424979749 |
[1,5,81,3429,238273,25669093,3923627345, 807194393477,215176572950017,72120516857475141, 29686285367774651089,14721686852776234894885, 8656857857596485141973441, 5955926696414663185424979749] |