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 | 18521 |
| 4 | 19421 |
| 5 | 39827 |
| 6 | 44621 |
| 7 | 49121 |
| 8 | 57221 |
| 9 | 59627 |
| 10 | 65927 |
| 11 | 84221 |
| 12 | 86627 |
| 13 | 129221 |
| 14 | 139121 |
| 15 | 149627 |
| 16 | 153521 |
| 17 | 172421 |
| 18 | 182927 |
| 19 | 207521 |
| 20 | 209927 |
| 21 | 231821 |
| 22 | 238727 |
| 23 | 251621 |
| 24 | 254927 |
| 25 | 264827 |
| 26 | 274121 |
| 27 | 277427 |
| 28 | 289127 |
| 29 | 308927 |
| 30 | 317321 |
| 31 | 319727 |
| 32 | 321821 |
| 33 | 327827 |
| 34 | 329627 |
| 35 | 330821 |