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 | 1 |
| 2 | 121 |
| 3 | 961 |
| 4 | 116281 |
| 5 | 294849 |
| 6 | 423801 |
| 7 | 2989441 |
| 8 | 7958041 |
| 9 | 26904969 |
| 10 | 35676729 |
| 11 | 51279921 |
| 12 | 71622369 |
| 13 | 361722361 |
| 14 | 962922961 |
| 15 | 1891467081 |
| 16 | 1902442689 |
| 17 | 3255501249 |
| 18 | 4364319969 |
| 19 | 4755619521 |
| 20 | 5215583961 |
| 21 | 6431879601 |
| 22 | 6561486009 |
| 23 | 6835486329 |
| 24 | 7496615889 |
| 25 | 8666306649 |
| 26 | 9712693809 |