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 | 12 |
3 | 1872 |
4 | 6563711232 |
5 | 282779810171805015122254036992 |
6 | 22612323802416302740572466532905158028496454353087246911545156210129751385945830223511552 |