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 | 11111111 |
| 1 | 11111112 |
| 2 | 11111212 |
| 3 | 11111222 |
| 4 | 11111212 |
| 5 | 11121222 |
| 6 | 11122222 |
| 7 | 11122221 |