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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 11 |
| 3 | 99 |
| 4 | 892 |
| 5 | 8030 |
| 6 | 72270 |
| 7 | 650431 |
| 8 | 5853881 |
| 9 | 52684929 |
| 10 | 474164362 |
| 11 | 4267479260 |
| 12 | 38407313340 |
| 13 | 345665820061 |
| 14 | 3110992380551 |
| 15 | 27998931424959 |
| 16 | 251990382824632 |
| 17 | 2267913445421690 |
[1,11,99,892,8030,72270,650431,5853881,52684929, 474164362,4267479260,38407313340,345665820061, 3110992380551,27998931424959,251990382824632, 2267913445421690] |