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) |
---|---|
2 | 6 |
3 | 480 |
4 | 196560 |
5 | 149869440 |
6 | 208166112000 |
7 | 470619551001600 |
8 | 1622357050938624000 |
9 | 8100931274981056512000 |
10 | 56279222605087617687552000 |
11 | 526611567858781597240688640000 |
12 | 6462027944190599588931310387200000 |
13 | 101691538301880025620001692844032000000 |