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 | 1920 |
2 | 1630080 |
3 | 803228160 |
4 | 253366181760 |
5 | 53205643249920 |
6 | 7498254194403840 |
7 | 699684356363412480 |
8 | 42100628403784982400 |
9 | 1614922125605880493440 |
10 | 42332208491309728078080 |
11 | 812648422343847344279040 |
12 | 12060223533365891970132480 |