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 | 4 |
| 2 | 14 |
| 3 | 1114 |
| 4 | 3114 |
| 5 | 132114 |
| 6 | 31131214 |
| 7 | 23411214 |
| 8 | 22132431 |
| 9 | 32212314 |
| 10 | 23322114 |
| 11 | 32232114 |
| 12 | 23322114 |
| 13 | 32232114 |
| 14 | 23322114 |
| 15 | 32232114 |
| 16 | 23322114 |
| 17 | 32232114 |
| 18 | 23322114 |
| 19 | 32232114 |