A052682 - OEIS

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A052682 as a simple table

n	a(n)
0	1
1	0
2	6
3	18
4	288
5	2520
6	41040
7	604800
8	11733120
9	236234880
10	5530291200
11	138790713600
12	3855483878400
13	115075344384000
14	3716149018982400
15	128239702246656000
16	4727462529613824000
17	185010460036706304000

[1,0,6,18,288,2520,41040,604800,11733120, 236234880,5530291200,138790713600,3855483878400, 115075344384000,3716149018982400, 128239702246656000,4727462529613824000, 185010460036706304000]

[1,0,6,18,288,2520,41040,604800,11733120,
 236234880,5530291200,138790713600,3855483878400,
 115075344384000,3716149018982400,
 128239702246656000,4727462529613824000,
 185010460036706304000]