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 | 36721 |
| 2 | 51361 |
| 3 | 63361 |
| 4 | 97441 |
| 5 | 129529 |
| 6 | 132169 |
| 7 | 171889 |
| 8 | 190537 |
| 9 | 201769 |
| 10 | 314161 |
| 11 | 333791 |
| 12 | 343081 |
| 13 | 387721 |
| 14 | 422231 |
| 15 | 493919 |
| 16 | 496609 |
| 17 | 515761 |
| 18 | 529489 |
| 19 | 532009 |
| 20 | 532561 |
| 21 | 557041 |
| 22 | 596569 |
| 23 | 600601 |
| 24 | 618719 |
| 25 | 619921 |
| 26 | 628319 |
| 27 | 629281 |
| 28 | 631991 |
| 29 | 662281 |
| 30 | 663127 |