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A323040 as a simple table

n a(n)
1 4
2 20
3 28
4 40
5 88
6 92
7 328
8 1052
9 1420
10 2888
11 3944
12 5888
13 22544
14 154912
15 716668

[4,20,28,40,88,92,328,1052,1420,2888,3944,5888,
 22544,154912,716668]

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Last modified January 20 14:17 EST 2021. Contains 340302 sequences. (Running on oeis4.)