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 | 2 |
2 | 6 |
3 | 180 |
4 | 50400 |
5 | 958003200 |
6 | 131514679296000 |
7 | 1352181326649753600000 |
8 | 112703642894318944282214400000 |
9 | 903025586371469323704949549301760000000 |
10 | 2012769637740033870687308804001121075357286400000000 |