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 | 3 |
| 2 | 5 |
| 3 | 17 |
| 4 | 4517 |
| 5 | 5477 |
| 6 | 5867 |
| 7 | 7457 |
| 8 | 8537 |
| 9 | 13877 |
| 10 | 16067 |
| 11 | 22697 |
| 12 | 27917 |
| 13 | 56477 |
| 14 | 59357 |
| 15 | 90437 |
| 16 | 97577 |
| 17 | 101747 |
| 18 | 118247 |
| 19 | 122207 |
| 20 | 124247 |
| 21 | 135467 |
| 22 | 139457 |
| 23 | 140417 |
| 24 | 153947 |
| 25 | 208697 |
| 26 | 247067 |
| 27 | 267677 |
| 28 | 306947 |
| 29 | 419927 |
| 30 | 470087 |
| 31 | 489407 |
| 32 | 520547 |
| 33 | 529577 |
| 34 | 540347 |