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A172863 Number of n X n 0..5 arrays with row sums 15 and column sums 15 1

%I #4 Mar 31 2012 12:35:41

%S 0,0,1,40176,22989265901,83308687622580480,1590632917730889408984804,

%T 138992936515606925094500549847168,

%U 49028617232539794829106747972829351457296

%N Number of n X n 0..5 arrays with row sums 15 and column sums 15

%H R. H. Hardin, <a href="/A172863/b172863.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,4

%A _R. H. Hardin_ Feb 06 2010

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Last modified April 24 15:18 EDT 2024. Contains 371960 sequences. (Running on oeis4.)