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 | 2 |
2 | 2592 |
3 | 134425267200 |
4 | 3120795915109442519040000 |
5 | 180825857777547616919759624941086965760000000 |
6 | 99356698720512072045648926659510730227553351200000695922065408000000000 |