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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 11 |
| 3 | 91 |
| 4 | 829 |
| 5 | 8013 |
| 6 | 80497 |
| 7 | 830673 |
| 8 | 8743293 |
| 9 | 93437237 |
| 10 | 1010633645 |
| 11 | 11038556349 |
| 12 | 121547316675 |
| 13 | 1347523434675 |
| 14 | 15026262949575 |
| 15 | 168400839231879 |
| 16 | 1895558909938005 |
| 17 | 21419116890326757 |
| 18 | 242855221965797157 |
[2,11,91,829,8013,80497,830673,8743293,93437237, 1010633645,11038556349,121547316675,1347523434675, 15026262949575,168400839231879,1895558909938005, 21419116890326757,242855221965797157] |