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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 12 |
| 2 | 99 |
| 3 | 112 |
| 4 | 399 |
| 5 | 312 |
| 6 | 899 |
| 7 | 612 |
| 8 | 1599 |
| 9 | 1012 |
| 10 | 2499 |
| 11 | 1512 |
| 12 | 3599 |
| 13 | 2112 |
| 14 | 4899 |
| 15 | 2812 |
| 16 | 6399 |
| 17 | 3612 |
| 18 | 8099 |
| 19 | 4512 |
| 20 | 9999 |
| 21 | 5512 |
| 22 | 12099 |
| 23 | 6612 |
| 24 | 14399 |
| 25 | 7812 |
| 26 | 16899 |
| 27 | 9112 |
| 28 | 19599 |
| 29 | 10512 |
| 30 | 22499 |
| 31 | 12012 |
| 32 | 25599 |
| 33 | 13612 |
| 34 | 28899 |
| 35 | 15312 |
| 36 | 32399 |
| 37 | 17112 |
| 38 | 36099 |
| 39 | 19012 |
| 40 | 39999 |
| 41 | 21012 |
[1,12,99,112,399,312,899,612,1599,1012,2499,1512, 3599,2112,4899,2812,6399,3612,8099,4512,9999,5512, 12099,6612,14399,7812,16899,9112,19599,10512, 22499,12012,25599,13612,28899,15312,32399,17112, 36099,19012,39999,21012] |