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) |
---|---|
6 | 1 |
7 | 4482037 |
8 | 21762709934980 |
9 | 104996653267533662740 |
10 | 506816536013640476467362442 |
11 | 2446300028783605805772822454177234 |
12 | 11807825441932996339362317150047214843540 |