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 | 5 |
| 3 | 8 |
| 4 | 85 |
| 5 | 911 |
| 6 | 2921 |
| 7 | 4491 |
| 8 | 11543 |
| 9 | 15724 |
| 10 | 27683 |
| 11 | 29921 |
| 12 | 37276 |
| 13 | 126659 |