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A122739
as a simple table
n
a(n)
3
1
4
1
5
6
6
24
7
109
8
477
9
2155
10
9647
11
43621
12
197767
13
901436
14
4125636
15
18964119
[1,1,6,24,109,477,2155,9647,43621,197767,901436, 4125636,18964119]
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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)