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 | 290304 |
| 2 | 290304 |
| 3 | 302400 |
| 4 | 302400 |
| 5 | 362880 |
| 6 | 362880 |
| 7 | 388800 |
| 8 | 414720 |
| 9 | 414720 |
| 10 | 483840 |
| 11 | 483840 |
| 12 | 518400 |
| 13 | 518400 |
| 14 | 518400 |
| 15 | 518400 |
| 16 | 537600 |
| 17 | 537600 |
| 18 | 544320 |
| 19 | 544320 |
| 20 | 604800 |
| 21 | 604800 |
| 22 | 665280 |
| 23 | 665280 |
| 24 | 691200 |
| 25 | 691200 |
| 26 | 725760 |
| 27 | 725760 |
| 28 | 725760 |
| 29 | 798336 |
| 30 | 798336 |
| 31 | 844800 |
| 32 | 844800 |
| 33 | 907200 |