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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 12 |
| 3 | 13 |
| 4 | 124 |
| 5 | 137 |
| 6 | 1251 |
| 7 | 1388 |
| 8 | 12539 |
| 9 | 13927 |
| 10 | 125466 |
| 11 | 139393 |
| 12 | 1254859 |
| 13 | 1394252 |
| 14 | 12549111 |
| 15 | 13943363 |
| 16 | 125492474 |
| 17 | 139435837 |
| 18 | 1254928311 |
| 19 | 1394364148 |
| 20 | 12549292459 |
| 21 | 13943656607 |
| 22 | 125492949066 |
| 23 | 139436605673 |
| 24 | 1254929554739 |
| 25 | 1394366160412 |
| 26 | 12549295715151 |
[1,12,13,124,137,1251,1388,12539,13927,125466, 139393,1254859,1394252,12549111,13943363, 125492474,139435837,1254928311,1394364148, 12549292459,13943656607,125492949066,139436605673, 1254929554739,1394366160412,12549295715151] |