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A146476
as a simple table
n
a(n)
1
1
2
1
3
1
4
5
5
9
6
21
7
67
8
487
9
1541
10
16797
11
92947
12
1357947
13
11628507
14
269865307
15
3412847085
16
120253566545
[1,1,1,5,9,21,67,487,1541,16797,92947,1357947, 11628507,269865307,3412847085,120253566545]
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Last modified April 25 09:34 EDT 2024. Contains 371967 sequences. (Running on oeis4.)