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 | 1111 |
| 2 | 1991 |
| 3 | 2442 |
| 4 | 3542 |
| 5 | 5115 |
| 6 | 6875 |
| 7 | 11011 |
| 8 | 14124 |
| 9 | 15884 |
| 10 | 17457 |
| 11 | 18557 |
| 12 | 19008 |
| 13 | 19091 |
| 14 | 19291 |
| 15 | 19491 |
| 16 | 19691 |
| 17 | 19891 |
| 18 | 20091 |
| 19 | 20291 |
| 20 | 20491 |
| 21 | 20691 |
| 22 | 20891 |
| 23 | 24042 |
| 24 | 24242 |
| 25 | 24442 |
| 26 | 24642 |
| 27 | 24842 |
| 28 | 25042 |
| 29 | 25242 |
| 30 | 25442 |
| 31 | 25642 |
| 32 | 25842 |
| 33 | 34142 |
| 34 | 34342 |