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 | 231 |
3 | 1253329 |
4 | 164185416899 |
5 | 523957519578572209 |
6 | 40918963843906494595507077 |