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 | 144 |
| 2 | 144 |
| 3 | 240 |
| 4 | 240 |
| 5 | 252 |
| 6 | 336 |
| 7 | 336 |
| 8 | 360 |
| 9 | 360 |
| 10 | 360 |
| 11 | 360 |
| 12 | 840 |
| 13 | 840 |
| 14 | 5040 |
| 15 | 5040 |