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A147018 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 5
6 9
7 21
8 35
9 177
10 589
11 4235
12 15969
13 164553
14 879607
15 12456629
16 97189937
17 1947709409
18 20669429409 

[1,1,1,1,5,9,21,35,177,589,4235,15969,164553,
 879607,12456629,97189937,1947709409,20669429409]

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Last modified September 8 19:26 EDT 2024. Contains 375754 sequences. (Running on oeis4.)