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 | 2 |
| 2 | 6 |
| 3 | 8 |
| 4 | 48 |
| 5 | 80 |
| 6 | 480 |
| 7 | 960 |
| 8 | 1920 |
| 9 | 3360 |
| 10 | 13440 |
| 11 | 20160 |
| 12 | 60480 |
| 13 | 80640 |
| 14 | 201600 |
| 15 | 967680 |
| 16 | 1612800 |