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) |
---|---|
1 | 1 |
2 | 24 |
3 | 181440 |
4 | 3487131648000 |
5 | 646300418472124416000000 |
6 | 3099944389915843478899995401256960000000 |
7 | 844835922269816056767016893501799134566045599137792000000000 |