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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 122 |
| 2 | 12222 |
| 3 | 1222222 |
| 4 | 122222222 |
| 5 | 12222222222 |
| 6 | 1222222222222 |
| 7 | 122222222222222 |
| 8 | 12222222222222222 |
| 9 | 1222222222222222222 |
| 10 | 122222222222222222222 |
| 11 | 12222222222222222222222 |
[1,122,12222,1222222,122222222,12222222222, 1222222222222,122222222222222,12222222222222222, 1222222222222222222,122222222222222222222, 12222222222222222222222] |