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A081206 Correlation matrix of triangle A046854. 1

%I #4 Mar 30 2012 18:58:48

%S 1,1,1,1,2,1,1,2,2,1,1,3,3,3,1,1,3,4,4,3,1,1,4,6,7,6,4,1,1,4,7,9,9,7,

%T 4,1,1,5,10,14,16,14,10,5,1,1,5,11,17,21,21,17,11,5,1,1,6,15,25,34,37,

%U 34,25,15,6,1,1,6,16,29,42,50,50,42,29,16,6,1,1,7,21,41,64,82,89,82,64,41

%N Correlation matrix of triangle A046854.

%C Main diagonal is A081207.

%F As a square array, defined by T1(i, j) = sum{k=0..min(i, j), T(i, k)T(j, k) }, T(i, j)=binomial(floor((i+j)/2, j)

%K easy,nonn,tabl

%O 0,5

%A _Paul Barry_, Mar 11 2003

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Last modified March 28 16:28 EDT 2024. Contains 371254 sequences. (Running on oeis4.)