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) |
|---|---|
| 3 | 107 |
| 4 | 239 |
| 5 | 311 |
| 6 | 569 |
| 7 | 1229 |
| 8 | 1427 |
| 9 | 1997 |
| 10 | 2687 |
| 11 | 4049 |
| 12 | 4127 |
| 13 | 4157 |
| 14 | 4481 |
| 15 | 5231 |
| 16 | 6089 |
| 17 | 7559 |
| 18 | 9629 |
| 19 | 10457 |
| 20 | 13829 |
| 21 | 13901 |
| 22 | 14249 |
| 23 | 16187 |
| 24 | 16649 |
| 25 | 17207 |
| 26 | 17597 |
| 27 | 17957 |
| 28 | 18059 |
| 29 | 19841 |
| 30 | 20507 |
| 31 | 21317 |
| 32 | 21491 |
| 33 | 21557 |
| 34 | 22481 |
| 35 | 27689 |
| 36 | 28109 |
| 37 | 28277 |
| 38 | 28349 |
| 39 | 31769 |
| 40 | 32141 |