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%I #2 Mar 31 2012 12:35:49
%S 1,3,18,410,18708,2894405,990192011,1043072889128,2618513670862020,
%T 19025225311119314543,345763553584576198026139
%N Number of nX(n+1) binary matrices with no initial bit string in any row or column divisible by 6
%C Superdiagonal 1 of A181039
%e Some solutions for 5X6
%e ..1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..1..1
%e ..1..0..0..0..0..0....1..0..1..1..0..0....1..0..0..0..0..0....1..0..0..0..0..0
%e ..1..1..1..0..1..0....1..1..1..1..1..1....1..0..1..1..1..1....1..1..1..0..1..1
%e ..1..0..0..0..0..0....1..0..0..0..0..0....1..0..0..1..1..0....1..1..1..0..1..0
%e ..1..0..0..1..1..0....1..0..1..1..1..0....1..0..0..0..1..1....1..0..1..0..0..0
%K nonn
%O 1,2
%A _R. H. Hardin_ Sep 30 2010