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A215724 as a simple table

n a(n)
1 1
2 2
3 4
4 16
5 48
6 160
7 576
8 2560
9 12288
10 73728
11 327680
12 2097152
13 14929920
14 68853760

[1,2,4,16,48,160,576,2560,12288,73728,327680,
 2097152,14929920,68853760]

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Last modified June 5 01:27 EDT 2020. Contains 334828 sequences. (Running on oeis4.)