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 | 16 |
3 | 714 |
4 | 62528 |
5 | 9056720 |
6 | 1960138560 |
7 | 592615689904 |
8 | 238560786221056 |
9 | 123358665203311104 |
10 | 79683847063011614720 |