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A018950 as a simple table

n a(n)
2 1
3 14
4 34
5 269
6 1202
7 7994
8 46169
9 303556
10 1940569
11 12977533
12 87080228
13 597278594
14 4140573533
15 29113967540
16 206824647665 

[1,14,34,269,1202,7994,46169,303556,1940569,
 12977533,87080228,597278594,4140573533,
 29113967540,206824647665]

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Last modified October 1 02:20 EDT 2023. Contains 365812 sequences. (Running on oeis4.)