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 | 2 |
| 2 | 211 |
| 3 | 2111 |
| 4 | 111121 |
| 5 | 111211 |
| 6 | 112111 |
| 7 | 1111211 |
| 8 | 1111111121 |
| 9 | 1111211111 |
| 10 | 1121111111 |
| 11 | 111111211111 |
| 12 | 111211111111 |
| 13 | 2111111111111 |
| 14 | 111111111111112111 |
| 15 | 111111112111111111 |
| 16 | 111111211111111111 |
| 17 | 112111111111111111 |