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 | 3 |
| 2 | 127 |
| 3 | 24391 |
| 4 | 29789 |
| 5 | 328511 |
| 6 | 2460373 |
| 7 | 3048623 |
| 8 | 9393929 |
| 9 | 10503461 |