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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 12 |
| 3 | 13 |
| 4 | 24 |
| 5 | 153 |
| 6 | 627 |
| 7 | 4819 |
| 8 | 5132 |
| 9 | 6324 |
| 10 | 7546 |
| 11 | 8789 |
| 12 | 9511 |
| 13 | 23324 |
| 14 | 65362 |
| 15 | 74879 |
| 16 | 514263 |
| 17 | 847516 |
| 18 | 879899 |
| 19 | 5111213 |
| 20 | 24353627 |
| 21 | 48695132 |
| 22 | 63247546 |
| 23 | 87789951 |
| 24 | 124324653 |
| 25 | 687487951 |
| 26 | 1263847596 |
| 27 | 8798995112 |
| 28 | 13241536274 |
| 29 | 83951326324 |
[1,12,13,24,153,627,4819,5132,6324,7546,8789,9511, 23324,65362,74879,514263,847516,879899,5111213, 24353627,48695132,63247546,87789951,124324653, 687487951,1263847596,8798995112,13241536274, 83951326324] |