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 | 7 |
| 2 | 11 |
| 3 | 13 |
| 4 | 17 |
| 5 | 19 |
| 6 | 23 |
| 7 | 167 |
| 8 | 211 |
| 9 | 239 |
| 10 | 283 |
| 11 | 359 |
| 12 | 431 |
| 13 | 547 |
| 14 | 571 |
| 15 | 1069 |
| 16 | 1249 |
| 17 | 1733 |
| 18 | 2221 |
| 19 | 2417 |
| 20 | 2713 |
| 21 | 2749 |
| 22 | 3049 |
| 23 | 3109 |
| 24 | 3121 |