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 | 15 |
4 | 105 |
5 | 981 |
6 | 11775 |
7 | 174309 |
8 | 3070293 |
9 | 62728749 |
10 | 1462046235 |
11 | 38446605975 |
12 | 1131448219263 |
13 | 37011386961477 |
14 | 1337106744965847 |
15 | 53005310776229283 |
16 | 2290750722850361415 |
17 | 107258522028595441911 |
18 | 5410293190992424617243 |
19 | 292567014870308385871989 |