A230972 - OEIS

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A230972 as a simple table

n	a(n)
1	64
2	1024
3	13872
4	215296
5	3512016
6	56791296
7	916182800
8	14798235904
9	239064235280
10	3861633730816
11	62375812374416
12	1007546438064384
13	16274770077064464
14	262884078983506176
15	4246328954474664080

[64,1024,13872,215296,3512016,56791296,916182800, 14798235904,239064235280,3861633730816, 62375812374416,1007546438064384,16274770077064464, 262884078983506176,4246328954474664080]