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 | 36 |
| 2 | 62480 |
| 3 | 141440 |
| 4 | 1245335 |
| 5 | 1432640 |
| 6 | 2286080 |
| 7 | 6680960 |
| 8 | 7660880 |
| 9 | 27931280 |
| 10 | 39685376 |
| 11 | 116636864 |
| 12 | 179299575 |
| 13 | 318047135 |
| 14 | 318523136 |
| 15 | 358491735 |
| 16 | 533718135 |
| 17 | 709131500 |
| 18 | 1119849500 |
| 19 | 1122571695 |
| 20 | 1814416175 |
| 21 | 2081125376 |
| 22 | 3565970135 |
| 23 | 3991520000 |
| 24 | 4141021500 |
| 25 | 4483640576 |