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 | 1 |
2 | 6 |
3 | 120 |
4 | 5040 |
5 | 554400 |
6 | 86486400 |
7 | 23524300800 |
8 | 8045310873600 |
9 | 4070927302041600 |
10 | 3305592969257779200 |
11 | 3074201461409734656000 |
12 | 4094836346597766561792000 |
13 | 6715531608420337161338880000 |
14 | 12128250084807128913378017280000 |