%I #2 Mar 31 2012 12:35:49
%S 0,0,0,1,214,175257,262890863,971594134303,10088497788330117
%N Number of (n+4)xn binary matrices with rows and columns each in strictly increasing order as binary numbers and each row and column having an even number of 1s
%C Subdiagonal 4 of A181004
%e All solutions for 8X4
%e ..0..0..0..0
%e ..0..0..1..1
%e ..0..1..0..1
%e ..0..1..1..0
%e ..1..0..0..1
%e ..1..0..1..0
%e ..1..1..0..0
%e ..1..1..1..1
%K nonn
%O 1,5
%A _R. H. Hardin_ Sep 30 2010
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