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| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 11 |
| 4 | 29 |
| 5 | 39 |
| 6 | 111 |
| 7 | 129 |
| 8 | 139 |
| 9 | 1029 |
| 10 | 1039 |
| 11 | 1111 |
| 12 | 1129 |
| 13 | 1139 |
| 14 | 11139 |
| 15 | 29139 |
| 16 | 39139 |
[1,11,29,39,111,129,139,1029,1039,1111,1129,1139, 11139,29139,39139] |