%I #4 Mar 31 2012 12:35:53
%S 251991,678265,2163831,7794409,30722151,129866905,580718871,
%T 2719942729,13245504711,66684138745,345524027511
%N Number of (n+1)X6 0..6 arrays with every 2x2 subblock summing to 12
%C Column 5 of A183672
%e Some solutions for 3X6
%e ..0..6..4..4..0..0....0..6..0..3..3..5....4..0..4..0..3..2....4..4..0..3..1..6
%e ..6..0..2..2..6..6....5..1..5..4..2..2....4..4..4..4..5..2....0..4..4..5..3..2
%e ..0..6..4..4..0..0....0..6..0..3..3..5....2..2..2..2..1..4....4..4..0..3..1..6
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 06 2011