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1/12 the number of (n+2)X10 0..2 arrays with each 3X3 subblock containing three of each value
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%I #4 Mar 31 2012 12:35:59

%S 6045233,6248040,6472317,6736118,7390644,8382192

%N 1/12 the number of (n+2)X10 0..2 arrays with each 3X3 subblock containing three of each value

%C Column 8 of A184386

%e Some solutions with a(1,1)=0 for 4X10

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 12 2011