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 | 1 |
2 | 2 |
3 | 6 |
4 | 12 |
5 | 120 |
6 | 1440 |
7 | 40320 |
8 | 1209600 |
9 | 1567641600 |
10 | 2633637888000 |
11 | 13905608048640000 |
12 | 5046067048690483200000 |
13 | 5289893008483207348224000000 |
14 | 1266933607446134946465526579200000000 |
15 | 99304891373531545064656621572980736000000000000 |