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 | 28 |
| 2 | 784 |
| 3 | 25283 |
| 4 | 808984 |
| 5 | 28946187 |
| 6 | 1025229212 |
| 7 | 39532257395 |
| 8 | 1509030960338 |