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 | 2 |
| 2 | 1211 |
| 3 | 2231 |
| 4 | 133241 |
| 5 | 14333231 |
| 6 | 24632241 |
| 7 | 1634534231 |
| 8 | 261544434231 |
| 9 | 262564533241 |
| 10 | 363564435231 |
| 11 | 464544634221 |
| 12 | 463574533221 |
| 13 | 17363574434221 |
| 14 | 37263554634231 |
| 15 | 37363554734231 |
| 16 | 37364544933221 |
| 17 | 1937263554933221 |