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 | 1 |
3 | 9 |
4 | 3087 |
5 | 491453487 |
6 | 199355231015744076 |
7 | 1670853975432258811676271416172 |
8 | 1893588915901757181126922024000776555730414763148 |
9 | 2071486075345864360727487613123282727407169939419132023198357982044106944 |