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) |
|---|---|
| 0 | 1 |
| 1 | 123 |
| 2 | 1557 |
| 3 | 6719 |
| 4 | 16800 |
| 5 | 31920 |
| 6 | 52080 |
| 7 | 77280 |
| 8 | 107520 |
| 9 | 142800 |
| 10 | 183120 |
| 11 | 228480 |
| 12 | 278880 |
| 13 | 334320 |
| 14 | 394800 |
| 15 | 460320 |
| 16 | 530880 |
| 17 | 606480 |
| 18 | 687120 |
| 19 | 772800 |
| 20 | 863520 |
| 21 | 959280 |
| 22 | 1060080 |
| 23 | 1165920 |
| 24 | 1276800 |
| 25 | 1392720 |
| 26 | 1513680 |
| 27 | 1639680 |
| 28 | 1770720 |
| 29 | 1906800 |
| 30 | 2047920 |
| 31 | 2194080 |
| 32 | 2345280 |
| 33 | 2501520 |
| 34 | 2662800 |