A282186 - OEIS

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A282186 as a simple table

n	a(n)
1	0
2	1
3	44
4	2919
5	122866
6	4446172
7	148868304
8	4745726158
9	146320129628
10	4402897631148
11	130046855804440
12	3785044372543552
13	108853806605395072
14	3099517720850200120
15	87515890176533294512
16	2453231879787924868752

[0,1,44,2919,122866,4446172,148868304,4745726158, 146320129628,4402897631148,130046855804440, 3785044372543552,108853806605395072, 3099517720850200120,87515890176533294512, 2453231879787924868752]