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A074468 as a simple table

n a(n)
1 1
2 7
3 29
4 129
5 571
6 2525
7 11167
8 49372
9 218295
10 965177
11 4267457
12 18868240
13 83424514
14 368855252
15 1630865929

[1,7,29,129,571,2525,11167,49372,218295,965177,
 4267457,18868240,83424514,368855252,1630865929]

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Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)