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 | 7 |
| 4 | 11 |
| 5 | 19 |
| 6 | 23 |
| 7 | 43 |
| 8 | 51 |
| 9 | 57 |
| 10 | 91 |
| 11 | 119 |
| 12 | 143 |
| 13 | 167 |
| 14 | 255 |
| 15 | 263 |
| 16 | 315 |
| 17 | 355 |
| 18 | 403 |
| 19 | 475 |
| 20 | 525 |
| 21 | 579 |
| 22 | 595 |
| 23 | 611 |
| 24 | 679 |
| 25 | 691 |
| 26 | 839 |