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 | 169 |
| 2 | 14989 |
| 3 | 303601 |
| 4 | 5879679 |
| 5 | 175642009 |
| 6 | 5493044921 |
| 7 | 146247350929 |
| 8 | 3845043640849 |
| 9 | 106343160047524 |
| 10 | 2959935872860165 |
| 11 | 80906647779201721 |
| 12 | 2207482888632970065 |
| 13 | 60589305950560358400 |
| 14 | 1664210447596939433185 |