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A147133 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 17
10 17
11 57
12 57
13 277
14 277
15 2295
16 2295
17 39117
18 39117
19 1059135
20 1059135
21 28274373 

[1,1,1,1,1,1,1,1,17,17,57,57,277,277,2295,2295,
 39117,39117,1059135,1059135,28274373]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)