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A147288
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
5
6
13
7
29
8
101
9
617
10
3357
11
20865
12
140793
13
1290919
14
15614005
15
229745285
16
3898534669
[1,1,1,1,5,13,29,101,617,3357,20865,140793, 1290919,15614005,229745285,3898534669]
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Last modified April 24 02:46 EDT 2024. Contains 371917 sequences. (Running on oeis4.)