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 | 13 |
| 2 | 9833 |
| 3 | 41647 |
| 4 | 151607 |
| 5 | 264757 |
| 6 | 356123 |
| 7 | 361223 |
| 8 | 446863 |
| 9 | 449093 |
| 10 | 457813 |
| 11 | 531383 |
| 12 | 641057 |
| 13 | 655927 |
| 14 | 841697 |
| 15 | 855947 |
| 16 | 899263 |
| 17 | 913687 |
| 18 | 1052813 |
| 19 | 1081757 |
| 20 | 1379383 |
| 21 | 1506493 |
| 22 | 1575757 |
| 23 | 1685087 |
| 24 | 1821013 |
| 25 | 1821377 |
| 26 | 1981517 |
| 27 | 2054233 |
| 28 | 2142037 |