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 | 39 |
4 | 2951 |
5 | 407450 |
6 | 94128364 |
7 | 33910601508 |
8 | 18030534782364 |
9 | 13546779499777104 |
10 | 13886615636338251456 |
11 | 18871622607827176957440 |
12 | 33195072622146083265245760 |
13 | 74062306101954993414777244800 |