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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 11 |
| 3 | 12 |
| 4 | 113 |
| 5 | 125 |
| 6 | 1138 |
| 7 | 1263 |
| 8 | 11401 |
| 9 | 12664 |
| 10 | 114065 |
| 11 | 126729 |
| 12 | 1140794 |
| 13 | 1267523 |
| 14 | 11408317 |
| 15 | 12675840 |
| 16 | 114084157 |
| 17 | 126759997 |
| 18 | 1140844154 |
| 19 | 1267604151 |
| 20 | 11408448305 |
| 21 | 12676052456 |
| 22 | 114084500761 |
| 23 | 126760553217 |
| 24 | 1140845053978 |
| 25 | 1267605607195 |
| 26 | 11408450661173 |