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 | 6 |
2 | 21 |
3 | 155 |
4 | 889 |
5 | 106483 |
6 | 2228207 |
7 | 9961453 |
8 | 66571993057 |
9 | 140656423562035331011 |
10 | 55088331748199422233011027879 |
11 | 17361742620725829882898847100829589 |
12 | 21607930299479592429924287571917281427329 |