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) |
---|---|
0 | 1 |
1 | 3 |
2 | 14 |
3 | 96 |
4 | 876 |
5 | 9780 |
6 | 127200 |
7 | 1877400 |
8 | 30947280 |
9 | 563114160 |
10 | 11202135840 |
11 | 241655641920 |
12 | 5614182826560 |
13 | 139647350082240 |
14 | 3700648372861440 |
15 | 104032358410780800 |
16 | 3090961262246457600 |
17 | 96747013002684844800 |
18 | 3180863885996673676800 |
19 | 109570715078766355814400 |