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) |
|---|---|
| 9 | 1 |
| 10 | 1 |
| 11 | 6 |
| 12 | 94 |
| 13 | 10786 |
| 14 | 3459386 |
| 15 | 1470293676 |
| 16 | 733351105935 |
| 17 | 1 |