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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 89 |
| 3 | 2000 |
| 4 | 80282 |
| 5 | 2735828 |
| 6 | 100047288 |
| 7 | 3586575040 |
| 8 | 129699382789 |
| 9 | 4679106263313 |
| 10 | 168988854344569 |
| 11 | 6101461090647052 |
| 12 | 220326773309617717 |
| 13 | 7955866427871519329 |
| 14 | 287286109553012636665 |
| 15 | 10373859878107656627776 |
| 16 | 374599289123263236521340 |
[1,89,2000,80282,2735828,100047288,3586575040, 129699382789,4679106263313,168988854344569, 6101461090647052,220326773309617717, 7955866427871519329,287286109553012636665, 10373859878107656627776,374599289123263236521340] |