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| n | a(n) |
|---|---|
| 1 | 31 |
| 2 | 961 |
| 3 | 5450 |
| 4 | 188958 |
| 5 | 4182458 |
| 6 | 101698908 |
| 7 | 2972878486 |
| 8 | 84155649292 |
| 9 | 2392654352060 |
| 10 | 83053389564196 |
[31,961,5450,188958,4182458,101698908,2972878486, 84155649292,2392654352060,83053389564196] |