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 | 5 |
| 2 | 133 |
| 3 | 2277 |
| 4 | 32660 |
| 5 | 426486 |
| 6 | 5264705 |
| 7 | 62646781 |