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 | 88 |
| 2 | 7744 |
| 3 | 455376 |
| 4 | 25421672 |
| 5 | 1372985912 |
| 6 | 73539558380 |
| 7 | 3925306136096 |
| 8 | 209311662962608 |
| 9 | 11157624191092952 |
| 10 | 594711699220463696 |
| 11 | 31697676855899289808 |
| 12 | 1689445004590812894576 |
| 13 | 90044940251851683056384 |