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A146586 as a simple table

n a(n)
1 1
2 1
3 1
4 17
5 49
6 301
7 4891
8 104131
9 3555075
10 179509487
11 14641599949
12 2046712162355
13 431012136746009
14 147708888913757129 

[1,1,1,17,49,301,4891,104131,3555075,179509487,
 14641599949,2046712162355,431012136746009,
 147708888913757129]

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Last modified April 25 11:24 EDT 2024. Contains 371967 sequences. (Running on oeis4.)