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A211321 as a simple table

n a(n)
1 1
2 2
3 6
4 24
5 116
6 4
7 632
8 80
9 8
10 3720
11 1056
12 240
13 24
14 23072
15 11680
16 4480
17 992
18 96 

[1,2,6,24,116,4,632,80,8,3720,1056,240,24,23072,
 11680,4480,992,96]

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Last modified April 25 09:20 EDT 2024. Contains 371967 sequences. (Running on oeis4.)