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A147238
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
5
6
21
7
51
8
289
9
1391
10
7677
11
54075
12
500683
13
5608015
14
82262213
15
1433087781
[1,1,1,1,5,21,51,289,1391,7677,54075,500683, 5608015,82262213,1433087781]
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Last modified August 26 14:45 EDT 2024. Contains 375456 sequences. (Running on oeis4.)