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 | 187 |
3 | 2492 |
4 | 56290 |
5 | 24993485 |
6 | 2063792939 |