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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 12 |
| 6 | 22 |
| 7 | 111 |
| 8 | 133 |
| 9 | 321 |
| 10 | 1231 |
| 11 | 2322 |
| 12 | 11323 |
| 13 | 22122 |
| 14 | 111222 |
| 15 | 211121 |
| 16 | 323113 |
| 17 | 1311311 |
| 18 | 3112131 |
| 19 | 12131212 |
| 20 | 22321113 |
| 21 | 112222332 |
| 22 | 212321222 |
| 23 | 332321331 |
| 24 | 1323113323 |
| 25 | 3133213131 |
| 26 | 12311111231 |
| 27 | 23221332132 |
| 28 | 113233221133 |
| 29 | 221232331112 |
| 30 | 1112313322322 |