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 | 0 |
2 | 2 |
3 | 16 |
4 | 182 |
5 | 2400 |
6 | 35310 |
7 | 562848 |
8 | 9540674 |
9 | 169777504 |
10 | 3142665968 |
11 | 60099912320 |
12 | 1181283863632 |
13 | 23767586624960 |
14 | 487947659276790 |
15 | 10195163202404160 |
16 | 216335108170636650 |
17 | 4653803620322450880 |
18 | 101343766487960918460 |
19 | 2231268469684932939360 |
20 | 49614581272087698764820 |