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 | 1 |
1 | 1 |
2 | 5 |
3 | 141 |
4 | 25161 |
5 | 25295385 |
6 | 129002055885 |
7 | 3167498196303525 |
8 | 363195624958803434385 |
9 | 190409085693362565632615985 |
10 | 449225585595812339036501379506325 |