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 | 3 |
2 | 18 |
3 | 1080 |
4 | 181440 |
5 | 59875200 |
6 | 32691859200 |
7 | 26676557107200 |
8 | 30411275102208000 |
9 | 46164315605151744000 |
10 | 90020415430045900800000 |
11 | 219289731987591814348800000 |
12 | 652606242395073239502028800000 |