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Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2
1

%I #4 Nov 30 2014 19:46:34

%S 79424,3775022,228610911,16965787428,1430667235078,129855805888645,

%T 12268979186486228,1184792464537919882,115782970535364335235,

%U 11388854020712571898480,1124277291512535048123458

%N Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2

%C Column 6 of A251210

%H R. H. Hardin, <a href="/A251208/b251208.txt">Table of n, a(n) for n = 1..187</a>

%e Some solutions for n=1

%e ..2..1..2..2..2..2..0....0..2..2..2..0..2..0....0..0..2..1..0..1..0

%e ..1..2..1..1..1..1..1....2..2..2..2..2..0..0....2..2..2..1..2..1..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2014