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 | 0 |
2 | 0 |
3 | 6 |
4 | 24 |
5 | 0 |
6 | 2520 |
7 | 35280 |
8 | 141120 |
9 | 6048000 |
10 | 181440000 |
11 | 1995840000 |
12 | 51831964800 |
13 | 2280127449600 |
14 | 47882676441600 |
15 | 1192991325926400 |
16 | 59048471978496000 |
17 | 1942527607308288000 |
18 | 56983429057076121600 |
19 | 2842216483159788134400 |
20 | 126830901998902413312000 |