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Number of n X n 0..3 arrays with row sums 14 and column sums 14
1

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

%S 0,0,0,0,120,971853075,36012988082548233,4263492449580925474047120,

%T 1609379339428507638996616962234528,

%U 1856926911618773209041555011161165016996700

%N Number of n X n 0..3 arrays with row sums 14 and column sums 14

%H R. H. Hardin, <a href="/A172730/b172730.txt">Table of n, a(n) for n=1..11</a>

%K nonn

%O 1,5

%A _R. H. Hardin_ Feb 06 2010