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| n | a(n) |
|---|---|
| 0 | 7 |
| 1 | 2 |
| 2 | 5 |
| 3 | 22 |
| 4 | 1953 |
| 5 | 8757320 |
| 6 | 200363231947338 |
| 7 | 251498638872293007053426171621 |
| 8 | 66042587251601360877390227281939923689168739166891158256860 |
| 9 | 4700611214316865673372383919277278315652700484280159329574134292008149533706899635266740297016908819979207833123794661 |
[7,2,5,22,1953,8757320,200363231947338, 251498638872293007053426171621, 66042587251601360877390227281939923689168739166891\ 158256860, 47006112143168656733723839192772783156527004842801\ 59329574134292008149533706899635266740297016908819\ 979207833123794661] |