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 | 8 |
| 2 | 216 |
| 3 | 5268024 |
| 4 | 59319000 |
| 5 | 114791256 |
| 6 | 209584584 |
| 7 | 543338496 |
| 8 | 970299000 |
| 9 | 1137893184 |
| 10 | 1177583616 |
| 11 | 1505060136 |
| 12 | 1728000000 |
| 13 | 4065356736 |
| 14 | 5545233000 |
| 15 | 5890514616 |
| 16 | 7011739944 |
| 17 | 8947094976 |
| 18 | 9340607016 |
| 19 | 10941048000 |
| 20 | 13824000000 |
| 21 | 14996130696 |
| 22 | 17293606056 |
| 23 | 17657244864 |
| 24 | 17902480896 |
| 25 | 20480864256 |