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 | 17 |
| 3 | 251 |
| 4 | 433 |
| 5 | 1459 |
| 6 | 2663 |
| 7 | 3457 |
| 8 | 16001 |
| 9 | 18523 |
| 10 | 35153 |
| 11 | 39367 |
| 12 | 48779 |
| 13 | 54001 |
| 14 | 65537 |
| 15 | 85751 |
| 16 | 170369 |
| 17 | 370387 |
| 18 | 410759 |
| 19 | 432001 |
| 20 | 715823 |
| 21 | 746497 |
| 22 | 913067 |
| 23 | 1272113 |
| 24 | 1557377 |
| 25 | 1714751 |
| 26 | 1769473 |
| 27 | 1940599 |
| 28 | 2450087 |
| 29 | 2735263 |
| 30 | 3456001 |
| 31 | 4812209 |
| 32 | 5488001 |
| 33 | 6615899 |
| 34 | 6750001 |