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%I #4 Mar 31 2012 12:36:02
%S 44944,4649320,480362772,50465542904,5296925520216,554710227464956,
%T 58085158860020628,6085476832181549456,637558422416624947542,
%U 66788675132255013566752,6996533512035946774940652
%N Number of (n+1)X4 0..3 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum
%C Column 3 of A185575
%e Some solutions for 3X4
%e ..0..0..2..1....0..2..2..0....2..2..0..0....2..3..0..1....2..1..0..3
%e ..0..1..2..2....2..2..2..2....0..2..0..2....2..0..0..0....2..1..0..0
%e ..2..2..2..2....2..2..0..0....2..1..3..2....2..0..2..2....0..1..3..3
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 31 2011
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