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) |
---|---|
0 | 1 |
1 | 1 |
2 | 12 |
3 | 3780 |
4 | 44844800 |
5 | 26352845268750 |
6 | 953083353075475894272 |
7 | 2537540586421634737033298208000 |
8 | 579150777545101402084349505293757972480000 |
9 | 12933741941622730846344367593442776825612980847409218750 |
10 | 31768605393074559234133528464091374346848946682424165820313600000000000 |