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 | 894 |
| 9 | 18198 |
| 10 | 342081 |
| 11 | 6203273 |
| 12 | 111136050 |
| 13 | 1995314753 |
| 14 | 36227939331 |
| 15 | 669331964214 |