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 | 60 |
2 | 20160 |
3 | 987033600 |
4 | 258492255436800 |
5 | 361310134959341568000 |
6 | 72736898347485916060188672000 |
7 | 78099458182389588115529148326215680000 |
8 | 447244452196213365088128369288351077766266880000 |