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 | 8 |
| 2 | 94 |
| 3 | 1232 |
| 4 | 17916 |
| 5 | 278088 |
| 6 | 4536836 |
| 7 | 76800064 |
| 8 | 1338190014 |
| 9 | 23861081448 |