Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 0 |
3 | 6 |
4 | 24 |
5 | 240 |
6 | 2160 |
7 | 25200 |
8 | 322560 |
9 | 4717440 |
10 | 76204800 |
11 | 1357171200 |
12 | 26345088000 |
13 | 554204851200 |
14 | 12553673932800 |
15 | 304688127744000 |
16 | 7887891787776000 |
17 | 216969331138560000 |
18 | 6319142847553536000 |
[0,1,0,6,24,240,2160,25200,322560,4717440, 76204800,1357171200,26345088000,554204851200, 12553673932800,304688127744000,7887891787776000, 216969331138560000,6319142847553536000] |