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 | 4 |
2 | 36 |
3 | 640 |
4 | 21600 |
5 | 1370880 |
6 | 163924992 |
7 | 37150064640 |
8 | 16065713664000 |
9 | 13343315521536000 |
10 | 21404225432753602560 |
11 | 66631099907380661452800 |
12 | 404128087449517604339712000 |
13 | 4791300434691082493755392000000 |
14 | 111343541043408070030243833839616000 |