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 | 22 |
| 3 | 167 |
| 4 | 334 |
| 5 | 4821 |
| 6 | 328663 |
| 7 | 657326 |
| 8 | 18796631 |
| 9 | 37593262 |
| 10 | 56389893 |
| 11 | 75186524 |
| 12 | 1591338537 |