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 | 5 |
| 2 | 11 |
| 3 | 109 |
| 4 | 193 |
| 5 | 1483 |
| 6 | 11353 |
| 7 | 21419 |
| 8 | 21911 |
| 9 | 24071 |
| 10 | 106859 |
| 11 | 139739 |
| 12 | 495953 |