A013483 - OEIS

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A013483 as a simple table

n	a(n)
0	0
1	0
2	-4
3	60
4	-1384
5	50520
6	-2333164
7	98460180
8	2691348656
9	-2502877578960
10	816953866876076
11	-250462447769994900
12	80927047278922241096
13	-28429551522622456235640
14	10951929595731882160395716

[0,0,-4,60,-1384,50520,-2333164,98460180, 2691348656,-2502877578960,816953866876076, -250462447769994900,80927047278922241096, -28429551522622456235640, 10951929595731882160395716]