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 | 1 |
| 2 | 125874 |
| 3 | 1035 |
| 4 | 1782 |
| 5 | 142857 |
| 6 | 1386 |
| 7 | 1359 |
| 8 | 113967 |
| 9 | 1089 |