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 | 3 |
2 | 360 |
3 | 38102400 |
4 | 109506663383040000 |
5 | 337878174593229551661219840000000 |
6 | 54048023654871725380569225530796717972337459200000000000 |
7 | 25571582464158460440549345359703385621119611033206432205259362823202406400000000000000000 |