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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 9 |
| 4 | 75 |
| 5 | 8785 |
| 6 | 662289882 |
| 7 | 826732593542897163 |
| 8 | 716933026837242009067941000055930371 |
| 9 | 525730960090974203459773431015221105071286965328792765822039219379448951 |
[2,3,9,75,8785,662289882,826732593542897163, 716933026837242009067941000055930371, 52573096009097420345977343101522110507128696532879\ 2765822039219379448951] |