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 | 16 |
| 2 | 48 |
| 3 | 72 |
| 4 | 96 |
| 5 | 144 |
| 6 | 432 |
| 7 | 576 |
| 8 | 1296 |
| 9 | 2592 |
| 10 | 5184 |
| 11 | 20736 |
| 12 | 32805 |
| 13 | 221184 |
| 14 | 1555200 |
| 15 | 11197440 |
| 16 | 55987200 |
| 17 | 95551488 |
| 18 | 268738560 |
| 19 | 302330880 |
| 20 | 382205952 |
| 21 | 524880000 |
| 22 | 671846400 |
| 23 | 6718464000 |
| 24 | 34012224000 |
| 25 | 155520000000 |
| 26 | 403107840000 |
| 27 | 6856864358400 |
| 28 | 107495424000000 |
| 29 | 110075314176000 |