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 | 7 |
| 2 | 23 |
| 3 | 119 |
| 4 | 287 |
| 5 | 839 |
| 6 | 1679 |
| 7 | 3479 |
| 8 | 5039 |
| 9 | 10199 |
| 10 | 11447 |
| 11 | 18767 |
| 12 | 22199 |
| 13 | 32039 |
| 14 | 36479 |
| 15 | 38807 |
| 16 | 51527 |
| 17 | 57119 |
| 18 | 72359 |
| 19 | 78959 |
| 20 | 96719 |
| 21 | 120407 |
| 22 | 175559 |
| 23 | 185759 |
| 24 | 212519 |
| 25 | 271439 |
| 26 | 323759 |
| 27 | 358799 |
| 28 | 380687 |
| 29 | 410879 |
| 30 | 434279 |
| 31 | 654479 |
| 32 | 674039 |
| 33 | 683927 |
| 34 | 734447 |
| 35 | 776159 |