A065753 - OEIS

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A065753 as a simple table

n	a(n)
1	3
2	30
3	753
4	39048
5	3656439
6	562400370
7	132584434941
8	45454204428636
9	21747608978702595
10	14048768969900622150
11	11925183926773031604489
12	13003120724393838963734064
13	17866681950868968379286259471

[3,30,753,39048,3656439,562400370,132584434941, 45454204428636,21747608978702595, 14048768969900622150,11925183926773031604489, 13003120724393838963734064, 17866681950868968379286259471]