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A131545
as a simple table
n
a(n)
1
4
2
23
3
32
4
215
5
1261
6
538
7
4797
8
17612
9
32311
10
375482
11
512959
12
1847532
13
8295710
14
8885853
15
80798025
[4,23,32,215,1261,538,4797,17612,32311,375482, 512959,1847532,8295710,8885853,80798025]
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Last modified May 13 03:50 EDT 2024. Contains 372497 sequences. (Running on oeis4.)