A223270 - OEIS

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A223270 as a simple table

n	a(n)
1	6
2	48
3	576
4	6144
5	67584
6	737280
7	8060928
8	88080384
9	962592768
10	10519314432
11	114957484032
12	1256277934080
13	13728862961664
14	150031797583872
15	1639577995444224
16	17917641486237696
17	195807627744116736

[6,48,576,6144,67584,737280,8060928,88080384, 962592768,10519314432,114957484032,1256277934080, 13728862961664,150031797583872,1639577995444224, 17917641486237696,195807627744116736]