A034996 - OEIS

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A034996 as a simple table

n	a(n)
1	1
2	36
3	1632
4	81600
5	4308480
6	235530240
7	13189693440
8	751812526080
9	43438057062400
10	2536782532444160
11	149439552820346880
12	8866746800673914880
13	529276578255612149760
14	31756594695336728985600

[1,36,1632,81600,4308480,235530240,13189693440, 751812526080,43438057062400,2536782532444160, 149439552820346880,8866746800673914880, 529276578255612149760,31756594695336728985600]