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A279199 as a simple table

n a(n)
0 0
1 0
2 1
3 3
4 9
5 30
6 117
7 512
8 2597
9 14892
10 99034
11 721350
12 5909324
13 52578654
14 516148082
15 5422071091
16 61889692290
17 749456672155

[0,0,1,3,9,30,117,512,2597,14892,99034,721350,
 5909324,52578654,516148082,5422071091,61889692290,
 749456672155]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)