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 | 1 |
| 2 | 5 |
| 3 | 7 |
| 4 | 13 |
| 5 | 17 |
| 6 | 25 |
| 7 | 29 |
| 8 | 31 |
| 9 | 55 |
| 10 | 77 |
| 11 | 119 |
| 12 | 311 |
| 13 | 373 |
| 14 | 587 |
| 15 | 1037 |
| 16 | 1057 |
| 17 | 1645 |
| 18 | 2279 |
| 19 | 2327 |
| 20 | 2531 |
| 21 | 2893 |
| 22 | 2917 |
| 23 | 3293 |
| 24 | 3799 |
| 25 | 9139 |
| 26 | 14131 |
| 27 | 14405 |
| 28 | 15041 |
| 29 | 24923 |
| 30 | 26563 |
| 31 | 48743 |