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) |
|---|---|
| 6 | 1 |
| 7 | 37 |
| 8 | 893 |
| 9 | 18154 |
| 10 | 340937 |
| 11 | 6180603 |
| 12 | 110766150 |
| 13 | 1990357262 |
| 14 | 36180430112 |
| 15 | 669322808727 |