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 | 1031 |
| 2 | 1489 |
| 3 | 1871 |
| 4 | 3001 |
| 5 | 4391 |
| 6 | 5641 |
| 7 | 6581 |
| 8 | 8011 |
| 9 | 12541 |
| 10 | 12671 |
| 11 | 12973 |
| 12 | 17209 |
| 13 | 17449 |
| 14 | 18911 |
| 15 | 21319 |
| 16 | 21649 |
| 17 | 22441 |
| 18 | 24001 |
| 19 | 24469 |
| 20 | 24841 |
| 21 | 28751 |
| 22 | 31849 |
| 23 | 35803 |
| 24 | 38281 |
| 25 | 38569 |
| 26 | 38861 |
| 27 | 40429 |
| 28 | 40751 |
| 29 | 41467 |
| 30 | 42409 |
| 31 | 43609 |
| 32 | 45289 |
| 33 | 50587 |
| 34 | 51169 |
| 35 | 53161 |