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 | 11 |
2 | 1618033308161 |
3 | 16180339887498948482045868343656381118365634386854028484989478893308161 |
4 | 16180339887498948482045868343656381177203030277118365634386854028484989478893308161 |