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A253077
as a simple table
n
a(n)
0
0
1
1
2
6
3
39
4
273
5
2013
6
15330
7
119572
8
949560
9
7646457
10
62263994
11
511647711
12
4236443046
13
35303691969
[0,1,6,39,273,2013,15330,119572,949560,7646457, 62263994,511647711,4236443046,35303691969]
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Last modified April 24 06:07 EDT 2024. Contains 371918 sequences. (Running on oeis4.)
