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 | 37 |
3 | 12345679 |
4 | 4115226337448559670781893 |
5 | 1371742112482853223593964334705075445816186556927297668038408779149519890260631 |