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 | 7 |
| 2 | 199 |
| 3 | 199 |
| 4 | 32443 |
| 5 | 180799 |
| 6 | 180799 |
| 7 | 4338787 |
| 8 | 84885631 |
| 9 | 472798219 |
| 10 | 1786054267 |
| 11 | 6024282871 |
| 12 | 64791932287 |
| 13 | 592175010019 |
| 14 | 6265824724519 |
| 15 | 7816088451907 |
| 16 | 24660781037467 |