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 | 6 |
4 | 60 |
5 | 500 |
6 | 7290 |
7 | 100842 |
8 | 1978368 |
9 | 38263752 |
10 | 949218750 |
11 | 23579476910 |
12 | 709026379776 |
13 | 21505924728444 |
14 | 760772509715764 |
15 | 27246730957031250 |
16 | 1109165339867873280 |
17 | 45798768824157052688 |
18 | 2109518949433090534902 |