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 | 1867 |
| 2 | 3457 |
| 3 | 5647 |
| 4 | 15727 |
| 5 | 79687 |
| 6 | 88807 |
| 7 | 101107 |
| 8 | 257857 |
| 9 | 266677 |
| 10 | 276037 |
| 11 | 284737 |
| 12 | 340927 |
| 13 | 354247 |
| 14 | 375247 |
| 15 | 402757 |
| 16 | 419047 |
| 17 | 427237 |
| 18 | 463447 |
| 19 | 470077 |
| 20 | 626617 |
| 21 | 666427 |
| 22 | 736357 |
| 23 | 823717 |
| 24 | 855727 |
| 25 | 959467 |
| 26 | 978067 |
| 27 | 1022377 |
| 28 | 1043587 |
| 29 | 1068247 |
| 30 | 1118857 |