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A004121 as a simple table

n a(n)
1 2
2 16
3 208
4 3968
5 109568
6 4793344
7 410662912
8 82657083392
9 38274970222592
10 37590755515826176
11 75458309991776124928
12 305873605165090925969408
13 2491832958314452159507202048
14 40704585435508852018947014262784

[2,16,208,3968,109568,4793344,410662912,
 82657083392,38274970222592,37590755515826176,
 75458309991776124928,305873605165090925969408,
 2491832958314452159507202048,
 40704585435508852018947014262784]

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)