Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 6 |
4 | 0 |
5 | 60 |
6 | 360 |
7 | 840 |
8 | 20160 |
9 | 75600 |
10 | 1058400 |
11 | 10311840 |
12 | 79833600 |
13 | 1305944640 |
14 | 11018367360 |
15 | 174616041600 |
16 | 2150397849600 |
17 | 28661419987200 |
18 | 473667677683200 |
19 | 6293779652160000 |
20 | 114484773731328000 |
21 | 1766543101087564800 |
22 | 31640707215390873600 |
[1,0,0,6,0,60,360,840,20160,75600,1058400, 10311840,79833600,1305944640,11018367360, 174616041600,2150397849600,28661419987200, 473667677683200,6293779652160000, 114484773731328000,1766543101087564800, 31640707215390873600] |