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 | 5 |
| 3 | 7 |
| 4 | 37 |
| 5 | 45 |
| 6 | 53 |
| 7 | 179 |
| 8 | 277 |
| 9 | 721 |
| 10 | 2087 |
| 11 | 6197 |
| 12 | 6317 |
| 13 | 8775 |
| 14 | 12781 |
| 15 | 38943 |
| 16 | 47273 |
| 17 | 50507 |
| 18 | 66693 |