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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 302 |
| 3 | 10085 |
| 4 | 354670 |
| 5 | 12277568 |
| 6 | 426752551 |
| 7 | 14818941152 |
| 8 | 514719294830 |
| 9 | 17877010521736 |
| 10 | 620906972675376 |
| 11 | 21565339027443844 |
| 12 | 749008098922831183 |
| 13 | 26014567709115430632 |
| 14 | 903538668696429777028 |
| 15 | 31381728865914983789375 |
[6,302,10085,354670,12277568,426752551, 14818941152,514719294830,17877010521736, 620906972675376,21565339027443844, 749008098922831183,26014567709115430632, 903538668696429777028,31381728865914983789375] |