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A094149 as a simple table

n a(n)
1 1
2 3
3 12
4 57
5 303
6 1747
7 10727
8 69331
9 467963
10 3280353
11 23785699
12 177877932
13 1368977132 

[1,3,12,57,303,1747,10727,69331,467963,3280353,
 23785699,177877932,1368977132]

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Last modified May 2 11:31 EDT 2024. Contains 372196 sequences. (Running on oeis4.)