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) |
---|---|
0 | 9 |
1 | 702 |
2 | 345946302 |
3 | 41402453463588423862656702 |
4 | 70970560162990674076135964501350282214065161983319841388247466125133356250302 |