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 | 5 |
3 | 53 |
4 | 25619 |
5 | 73767966817 |
6 | 388826530522004941794623 |
7 | 226073434564505101198889656344981223287273794070917 |
8 | 302470760179203901700754265690364240921018701177125350099844323581396873793766696160680079412655525143887 |