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 | 2 |
| 3 | 11 |
| 4 | 22 |
| 5 | 121 |
| 6 | 212 |
| 7 | 1221 |
| 8 | 2112 |
| 9 | 11211 |
| 10 | 22122 |
| 11 | 121121 |
| 12 | 212212 |
| 13 | 1221221 |
| 14 | 2112112 |
| 15 | 12122121 |
| 16 | 21211212 |
| 17 | 112212211 |
| 18 | 221121122 |
| 19 | 1121221211 |
| 20 | 2212112122 |
| 21 | 12211211221 |
| 22 | 21122122112 |
| 23 | 122121121221 |
| 24 | 211212212112 |
| 25 | 1211221221121 |
| 26 | 2122112112212 |
| 27 | 11221211212211 |