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 | 2678789 |
| 2 | 2687879 |
| 3 | 2687897 |
| 4 | 2688797 |
| 5 | 2688977 |
| 6 | 2689877 |
| 7 | 2697887 |
| 8 | 2768789 |
| 9 | 2768897 |
| 10 | 2769887 |
| 11 | 2778689 |
| 12 | 2786789 |
| 13 | 2787689 |
| 14 | 2788769 |
| 15 | 2798687 |
| 16 | 2798867 |
| 17 | 2868779 |
| 18 | 2868977 |
| 19 | 2876789 |
| 20 | 2876879 |
| 21 | 2878679 |
| 22 | 2878697 |
| 23 | 2878769 |
| 24 | 2879687 |