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A091172
as a simple table
n
a(n)
1
0
2
3
3
20
4
153
5
1198
6
9805
7
83022
8
720033
9
6356346
10
56881516
11
514760166
12
4700997055
13
43258200645
[0,3,20,153,1198,9805,83022,720033,6356346, 56881516,514760166,4700997055,43258200645]
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Last modified August 15 03:01 EDT 2024. Contains 375172 sequences. (Running on oeis4.)
