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%I #4 Mar 31 2012 12:36:03
%S 1567936,2091689856,1501824774848,1288126250997184,1064219916625097376
%N Number of (n+1)X7 0..3 arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace
%C Column 6 of A185807
%e Some solutions for 3X7
%e ..0..0..2..0..0..0..0....0..0..0..2..3..1..0....0..0..0..0..2..2..3
%e ..0..0..0..1..3..2..2....0..0..0..0..1..1..0....0..0..0..1..1..1..1
%e ..0..0..0..0..3..1..2....0..0..0..0..3..3..0....0..0..0..0..1..1..2
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 04 2011
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