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 | 4 |
2 | 5976745079881894723584 |
3 | 22561207271999971793667241231967232556265564782280146786713600000000 |
4 | 7757960313423917565831233144393761302830112940189177166113578796780294097560917685262512568386612793431012933632000000000000000000000000 |