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 | 9 |
| 2 | 125 |
| 3 | 16807 |
| 4 | 19487171 |
| 5 | 1792160394037 |
| 6 | 9904578032905937 |
| 7 | 5480386857784802185939 |
| 8 | 74615470927590710561908487 |
| 9 | 4316720717749415770740818372739989 |