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 | 6 |
2 | 60 |
3 | 15120 |
4 | 8648640 |
5 | 14079294028800 |
6 | 32382376266240000 |
7 | 415017197290314178560000 |
8 | 2149789081963827444940800000 |
9 | 106425394494182556214892101632000000 |
10 | 132923807095642467606593507268303331000320000000 |