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 | 448 |
| 2 | 576 |
| 3 | 576 |
| 4 | 630 |
| 5 | 630 |
| 6 | 720 |
| 7 | 720 |
| 8 | 960 |
| 9 | 1152 |
| 10 | 1152 |
| 11 | 1440 |
| 12 | 1440 |
| 13 | 1920 |
| 14 | 1920 |
| 15 | 2016 |
| 16 | 2016 |
| 17 | 2880 |
| 18 | 2880 |
| 19 | 5760 |
| 20 | 5760 |
| 21 | 40320 |
| 22 | 40320 |