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) |
---|---|
2 | 1 |
3 | 6 |
4 | 768 |
5 | 3888000 |
6 | 1238347284480 |
7 | 36133511823360000000 |
8 | 132525036775962102988800000000 |
9 | 80290170669240213088301154828288000000000 |
10 | 10219925826442937385376011199621103616000000000000000000 |
11 | 338787616987540767092926393308400759448386388551011812769792000000000000 |