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 | 25 |
| 3 | 64 |
| 4 | 67 |
| 5 | 1477 |
| 6 | 118531 |
| 7 | 421353 |
| 8 | 573333 |
| 9 | 799155 |