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) |
---|---|
4 | 1 |
5 | 19141 |
6 | 399683221 |
7 | 8283038077141 |
8 | 171765360605672917 |
9 | 3561712204486990461397 |
10 | 73855689005170238163929557 |
11 | 1531471524472711661173885667797 |
12 | 31756593605318274408653251348629973 |