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 | 1 |
| 4 | 8 |
| 5 | 30 |
| 6 | 97 |
| 7 | 374 |
| 8 | 2185 |
| 9 | 7399 |
| 10 | 60475 |
| 11 | 303535 |
| 12 | 2332720 |
| 13 | 16630294 |
| 14 | 41419087 |
| 15 | 599216396 |