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 | 7 |
| 4 | 31 |
| 5 | 127 |
| 6 | 151 |
| 7 | 727 |
| 8 | 751 |
| 9 | 5167 |
| 10 | 5791 |
| 11 | 5881 |
| 12 | 40351 |
| 13 | 40471 |
| 14 | 41047 |
| 15 | 41161 |
| 16 | 45361 |
| 17 | 45481 |
| 18 | 362911 |
| 19 | 363751 |
| 20 | 368047 |
| 21 | 368647 |
| 22 | 368791 |
| 23 | 403327 |
| 24 | 403951 |
| 25 | 408241 |
| 26 | 408271 |
| 27 | 408361 |
| 28 | 409081 |
| 29 | 3628927 |
| 30 | 3629671 |
| 31 | 3633991 |
| 32 | 3634591 |
| 33 | 3669241 |
| 34 | 3669847 |
| 35 | 3669961 |