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 | 64 |
| 2 | 2304 |
| 3 | 921600 |
| 4 | 260112384 |
| 5 | 4501400872550400 |
| 6 | 295138898048817561600 |
| 7 | 75557287266261531623424 |