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 | 2 |
| 3 | 24 |
| 4 | 145 |
| 5 | 5760 |
| 6 | 5761 |
| 7 | 5762 |
| 8 | 40328 |
| 9 | 40585 |
| 10 | 362904 |
| 11 | 367920 |
| 12 | 367921 |
| 13 | 367922 |
| 14 | 367926 |
| 15 | 367928 |
| 16 | 367932 |
| 17 | 367944 |