This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 9899999 |
| 2 | 18899999 |
| 3 | 18999989 |
| 4 | 19899989 |
| 5 | 19998899 |
| 6 | 19998989 |
| 7 | 27989999 |
| 8 | 27999899 |
| 9 | 28998989 |
| 10 | 28999979 |
| 11 | 29789999 |
| 12 | 29798999 |
| 13 | 29969999 |
| 14 | 29979899 |
| 15 | 29988899 |
| 16 | 29988989 |
| 17 | 29989889 |
| 18 | 29997899 |
| 19 | 29998799 |
| 20 | 29998889 |
| 21 | 29999699 |
| 22 | 36998999 |