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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 3410 |
| 3 | 2429160 |
| 4 | 7629089160 |
| 5 | 119209281920410 |
| 6 | 9313225745964045410 |
| 7 | 3637978807091708183264160 |
| 8 | 7105427357601001858592033264160 |
| 9 | 69388939039072283776476976275443420410 |
[10,3410,2429160,7629089160,119209281920410, 9313225745964045410,3637978807091708183264160, 7105427357601001858592033264160, 69388939039072283776476976275443420410] |