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 | 6449 |
| 3 | 12119 |
| 4 | 19709 |
| 5 | 30389 |
| 6 | 74699 |
| 7 | 107699 |
| 8 | 133499 |
| 9 | 143609 |
| 10 | 167759 |
| 11 | 175349 |
| 12 | 206369 |
| 13 | 210209 |
| 14 | 229739 |
| 15 | 244589 |
| 16 | 254279 |
| 17 | 334289 |
| 18 | 422069 |
| 19 | 528509 |
| 20 | 541529 |
| 21 | 607319 |
| 22 | 641969 |
| 23 | 658349 |
| 24 | 751529 |
| 25 | 810539 |
| 26 | 810809 |
| 27 | 812849 |
| 28 | 926669 |
| 29 | 934259 |
| 30 | 956909 |
| 31 | 968729 |