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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 727 |
| 3 | 147853 |
| 4 | 7405927 |
| 5 | 3456720989 |
| 6 | 24691308643 |
| 7 | 34567894320989 |
| 8 | 8888888711111113 |
| 9 | 518518517481481483 |
| 10 | 271604936041728395063 |
| 11 | 3703703673033329629629631 |
| 12 | 22222222038200179997777777779 |
[2,727,147853,7405927,3456720989,24691308643, 34567894320989,8888888711111113, 518518517481481483,271604936041728395063, 3703703673033329629629631, 22222222038200179997777777779] |