A172571 - OEIS

%I #4 Mar 31 2012 12:35:40

%S 756756,306407299538340,607807501825156719166080,

%T 2460737690938850798370391240644900,

%U 14962628816774970940772777740084998521738256

%N Number of 3*n X 15 0..1 arrays with row sums 5 and column sums n

%H R. H. Hardin, <a href="/A172571/b172571.txt">Table of n, a(n) for n=1..14</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 06 2010