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 | 7 |
| 3 | 13 |
| 4 | 19 |
| 5 | 31 |
| 6 | 61 |
| 7 | 127 |
| 8 | 127 |
| 9 | 331 |
| 10 | 307 |
| 11 | 307 |
| 12 | 631 |
| 13 | 1801 |
| 14 | 1723 |
| 15 | 3169 |
| 16 | 1093 |
| 17 | 1723 |
| 18 | 3571 |
| 19 | 1093 |
| 20 | 3221 |
| 21 | 5419 |
| 22 | 3541 |
| 23 | 3541 |
| 24 | 8269 |
| 25 | 5113 |
| 26 | 5113 |
| 27 | 13267 |
| 28 | 8011 |
| 29 | 8011 |
| 30 | 16651 |
| 31 | 10303 |
| 32 | 19441 |
| 33 | 10303 |
| 34 | 24571 |
| 35 | 17293 |
| 36 | 17293 |
| 37 | 28057 |
| 38 | 30103 |
| 39 | 55897 |
| 40 | 28057 |
| 41 | 59221 |
| 42 | 30103 |
| 43 | 8191 |
| 44 | 19531 |