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A128195 as a simple table

n a(n)
0 1
1 9
2 65
3 511
4 4743
5 52525
6 683657
7 10256775
8 174369527
9 3313030741
10 69573667065
11 1600194389599
12 40004859842375
13 1080131215965309
14 31323805263469097

[1,9,65,511,4743,52525,683657,10256775,174369527,
 3313030741,69573667065,1600194389599,
 40004859842375,1080131215965309,31323805263469097]

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Last modified May 18 04:22 EDT 2021. Contains 343994 sequences. (Running on oeis4.)