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 | 2 |
1 | 3 |
2 | 8 |
3 | 60 |
4 | 3456 |
5 | 11612160 |
6 | 132090377011200 |
7 | 17175244766164688547348480000 |
8 | 291347192866832125410134687322211469174161539072000000000 |
9 | 84034354923469245337680441503007090893711465882978424632224243601869256327175152475648504794972160000000000000000 |