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 | 2 |
2 | 3 |
3 | 10 |
4 | 132 |
5 | 131104 |
6 | 2199023259648 |
7 | 633825300114114700748888473600 |
8 | 883423532389192164791648750371459257913741948437810659652423818057613312 |