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 | 24 |
3 | 15120 |
4 | 57657600 |
5 | 741354768000 |
6 | 23982224839372800 |
7 | 1635195634511530291200 |
8 | 208598907329474462760960000 |
9 | 45687336913897607308591411200000 |
10 | 16098703928453240136983769705676800000 |
11 | 8673124144989289711553231707961190973440000 |