A132878 - OEIS

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A132878 as a simple table

n	a(n)
0	1
1	6
2	72
3	2240
4	157200
5	20017032
6	3986643136
7	1133413590528
8	433294691800320
9	213579235442893760
10	131576955596091312384
11	98894873879740831706112
12	88957131079138422705160192
13	94267354032238753666544536320

[1,6,72,2240,157200,20017032,3986643136, 1133413590528,433294691800320,213579235442893760, 131576955596091312384,98894873879740831706112, 88957131079138422705160192, 94267354032238753666544536320]