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A112568
as a simple table
n
a(n)
1
1
2
3
3
13
4
61
5
241
6
1051
7
5041
8
20161
9
91081
10
392041
11
1681681
12
6530173
13
27168961
14
115590931
[1,3,13,61,241,1051,5041,20161,91081,392041, 1681681,6530173,27168961,115590931]
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Last modified September 19 11:06 EDT 2024. Contains 376010 sequences. (Running on oeis4.)