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A181226 Number of length n sequences p(i=0..n-1) with 0<=p(i)<=i and having exactly 2 maxima 1

%I

%S 0,0,0,3,41,383,3073,22835,162517,1127399,7700835,52118506,350902046,

%T 2356532130,15813455692,106160717591,713555194577,4804401287757,

%U 32414156949765,219174260505645,1485378918978855,10089794073161037

%N Number of length n sequences p(i=0..n-1) with 0<=p(i)<=i and having exactly 2 maxima

%C Column 2 of A181229

%H R. H. Hardin, <a href="/A181226/b181226.txt">Table of n, a(n) for n=1..200</a>

%K nonn

%O 1,4

%A _R. H. Hardin_ Oct 10 2010

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Last modified September 29 10:30 EDT 2022. Contains 357088 sequences. (Running on oeis4.)