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A196991 as a simple table

n a(n)
1 4
2 10
3 32
4 112
5 412
6 1572
7 6148
8 24494
9 98992
10 404650
11 1669496
12 6941226
13 29047568
14 122235518
15 516860460 

[4,10,32,112,412,1572,6148,24494,98992,404650,
 1669496,6941226,29047568,122235518,516860460]

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Last modified May 10 06:02 EDT 2024. Contains 372356 sequences. (Running on oeis4.)