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 | 294821130240 |
| 2 | 350100092160 |
| 3 | 368526412800 |
| 4 | 457350727680 |
| 5 | 457350727680 |
| 6 | 466800122880 |
| 7 | 466800122880 |
| 8 | 466800122880 |
| 9 | 522686545920 |