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 | 5 |
| 2 | 41 |
| 3 | 149 |
| 4 | 1301 |
| 5 | 2309 |
| 6 | 5189 |
| 7 | 6089 |
| 8 | 9221 |
| 9 | 13001 |
| 10 | 15881 |
| 11 | 26249 |
| 12 | 28229 |
| 13 | 39209 |
| 14 | 41621 |
| 15 | 60521 |
| 16 | 66569 |
| 17 | 86441 |
| 18 | 112901 |
| 19 | 116969 |
| 20 | 138389 |
| 21 | 171401 |
| 22 | 186629 |
| 23 | 207941 |
| 24 | 213449 |
| 25 | 242069 |
| 26 | 254021 |
| 27 | 266261 |
| 28 | 285161 |
| 29 | 304709 |
| 30 | 331781 |
| 31 | 345749 |
| 32 | 352841 |
| 33 | 389381 |
| 34 | 443561 |