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 | 2 |
3 | 6 |
4 | 28 |
5 | 236 |
6 | 4400 |
7 | 197552 |
8 | 20430656 |
9 | 4600591488 |
10 | 2179887358272 |
11 | 2130534442932416 |
12 | 4243581375963409024 |
13 | 17097951082212352465536 |
14 | 138722374358947243721661440 |
15 | 2260145794657531151029628653568 |
16 | 73822509077371344216463442074629120 |