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) |
---|---|
2 | 2 |
3 | 6 |
4 | 38 |
5 | 174 |
6 | 2866 |
7 | 11670 |
8 | 135570 |
9 | 1335534 |
10 | 15618090 |
11 | 155077890 |
12 | 5148702870 |
13 | 31771759110 |
14 | 774841780230 |
15 | 11924858870610 |
16 | 253941409789410 |
17 | 3867805835651310 |