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 | 75 |
3 | 79380 |
4 | 1310904000 |
5 | 344319762124800 |
6 | 1444887697908695040000 |
7 | 96976611786040182520676352000 |
8 | 104131021972308383324202529613414400000 |
9 | 1788970984376098024967914354100894418012733440000 |