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 | 0 |
1 | 1 |
2 | 1 |
3 | 5 |
4 | 13 |
5 | 173 |
6 | 3501 |
7 | 1420717 |
8 | 7343549869 |
9 | 24407739551034797 |
10 | 264579267653248177273154989 |
11 | 15107659029337673520218077770654501397966253 |
12 | 5900314832748922900613950065282124787723453785544193308390237364661677 |