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 | 17467 |
| 2 | 18287 |
| 3 | 31817 |
| 4 | 42641 |
| 5 | 116359 |
| 6 | 139483 |
| 7 | 163673 |
| 8 | 172283 |
| 9 | 176383 |
| 10 | 181549 |
| 11 | 190979 |
| 12 | 225829 |
| 13 | 226813 |
| 14 | 231323 |
| 15 | 259531 |
| 16 | 288313 |
| 17 | 299137 |
| 18 | 307009 |
| 19 | 352109 |
| 20 | 404507 |
| 21 | 421891 |
| 22 | 445097 |
| 23 | 464777 |
| 24 | 484621 |
| 25 | 528163 |
| 26 | 592861 |
| 27 | 604997 |
| 28 | 609179 |
| 29 | 611393 |
| 30 | 629843 |