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 | 2 |
2 | 2 |
3 | 48 |
4 | 4032 |
5 | 1935360 |
6 | 2879815680 |
7 | 23222833643520 |
8 | 629183972848435200 |
9 | 76669842195418919731200 |
10 | 35461948770962722105432473600 |
11 | 69793654310697320331920603401420800 |
12 | 526981774867699711240400039137800880128000 |
13 | 16622838761287803491875715175557341313583022080000 |