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 | 0 |
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 10 |
| 5 | 65 |
| 6 | 1211 |
| 7 | 8988 |
| 8 | 16171616 |
| 9 | 1015101610151015 |
| 10 | 11101115111011161110111511101115 |
| 11 | 1212121112121216121212111212121712121211121212161212121112121216 |