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 | 384 |
3 | 8193540096000 |
4 | 172685928902844729688524604506636288 |
5 | 77746347057132811936046563068332100246216273086593103906734080000000000000 |