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 | 2 |
| 3 | 165 |
| 4 | 170 |
| 5 | 1274 |
| 6 | 9437 |
| 7 | 69720 |
| 8 | 69732 |
| 9 | 69734 |
| 10 | 69736 |
| 11 | 515230 |
| 12 | 515236 |
| 13 | 515246 |
| 14 | 28132043 |
| 15 | 28132063 |
| 16 | 28132079 |