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Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 and no column sum 0
1

%I #4 Feb 11 2015 10:12:40

%S 9961,116534,1592767,14786310,157053228,1760294428,18669294271,

%T 198281505279,2142895186847,23011122611592,246449197986769,

%U 2646444909295868,28410569274570638,304803064075498793

%N Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 and no column sum 0

%C Column 5 of A254978

%H R. H. Hardin, <a href="/A254975/b254975.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..0..1..0..1..1..1..0....1..0..1..1..1..1..0....0..0..1..1..1..1..1

%e ..1..1..1..1..1..1..1....0..1..1..1..1..1..0....1..1..1..1..0..1..1

%e ..1..1..1..0..1..1..1....0..1..1..1..1..1..1....1..1..1..1..1..1..0

%e ..1..1..1..1..1..1..1....1..1..1..0..1..0..1....1..0..1..0..1..0..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 11 2015