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1/8192 the number of (n+2)X9 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace
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%I #4 Mar 31 2012 12:36:04

%S 894236244300,47395262542477394,2734847204224388546080,

%T 157181851464796372886688987,8989089860728323984726287971908,

%U 514793257893476138400848117467563609

%N 1/8192 the number of (n+2)X9 0..3 arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace

%C Column 7 of A186019

%e Some solutions for 4X9

%e ..2..0..2..0..2..0..0..0..0....2..0..2..0..2..2..3..1..2

%e ..0..0..0..0..0..0..0..3..0....0..0..0..0..0..0..0..3..2

%e ..0..0..0..0..0..0..0..0..3....0..0..0..0..0..0..0..2..2

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 10 2011