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 | 512 |
| 3 | 1487 |
| 4 | 205323 |
| 5 | 3162375 |
| 6 | 106841503 |
| 7 | 2449921734 |
| 8 | 65126683335 |