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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 11 |
| 5 | 17 |
| 6 | 167 |
| 7 | 193 |
| 8 | 197 |
| 9 | 433 |
| 10 | 4111 |
| 11 | 9173 |
| 12 | 42929 |
| 13 | 95279 |
| 14 | 98897 |
| 15 | 139409 |
| 16 | 142567 |
| 17 | 228617 |
| 18 | 329333 |
| 19 | 344209 |
| 20 | 791191 |
| 21 | 829177 |
| 22 | 1274509 |
| 23 | 1284037 |
| 24 | 2432791 |
| 25 | 2443741 |