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 | 11 |
3 | 1169341 |
4 | 20188985439712961 |
5 | 3506790234728288196345900732301 |
6 | 5190947078637547438603476743093680561 |
7 | 1041849413143039115171399776907273433339109867252078165841 |