A174335 - OEIS

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A174335 as a simple table

n	a(n)
0	0
1	16
2	256
3	2592
4	24576
5	240000
6	2488320
7	27659520
8	330301440
9	4232632320
10	58060800000
11	850068172800
12	13243436236800
13	218892235161600
14	3827475696844800
15	70614415872000000
16	1371195958099968000

[0,16,256,2592,24576,240000,2488320,27659520, 330301440,4232632320,58060800000,850068172800, 13243436236800,218892235161600,3827475696844800, 70614415872000000,1371195958099968000]