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 | 3 |
| 3 | 5 |
| 4 | 373 |
| 5 | 4289 |
| 6 | 6761 |
| 7 | 14891 |
| 8 | 15083 |
| 9 | 1311749 |
| 10 | 1313797 |
| 11 | 1444901 |
| 12 | 1530229 |
| 13 | 1531253 |
| 14 | 17480321 |
| 15 | 17563841 |
| 16 | 17730241 |
| 17 | 17734337 |
| 18 | 27263017 |
| 19 | 27533417 |
| 20 | 27957929 |
| 21 | 28053737 |
| 22 | 50339843 |
| 23 | 50506243 |
| 24 | 50856067 |
| 25 | 51122371 |
| 26 | 61254251 |