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 | 3 |
3 | 28 |
4 | 575 |
5 | 21216 |
6 | 1242892 |
7 | 106459312 |
8 | 12577403841 |
9 | 1962856001440 |
10 | 391431498879806 |
11 | 97160350830990624 |
12 | 29387077319612739025 |
13 | 10642369538735639329912 |
14 | 4547196797035053394680280 |