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 | 7 |
1 | 63 |
2 | 4095 |
3 | 16777215 |
4 | 281474976710655 |
5 | 79228162514264337593543950335 |
6 | 6277101735386680763835789423207666416102355444464034512895 |
7 | 39402006196394479212279040100143613805079739270465446667948293404245721771497210611414266254884915640806627990306815 |