%I #4 Mar 31 2012 12:36:07
%S 40300479,85776954369,81727735220193,96133158385481199,
%T 108124495560461502429
%N 1/729 the number of (n+2)X9 0..2 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace
%C Column 7 of A186962
%e Some solutions for 4X9
%e ..0..0..0..0..2..1..1..1..0....0..0..0..0..2..2..1..0..2
%e ..0..0..0..0..0..2..1..1..2....0..0..0..0..0..1..0..0..2
%e ..0..0..0..0..0..0..0..2..2....0..0..0..0..0..0..1..2..2
%e ..0..0..0..0..0..0..0..1..0....0..0..0..0..0..0..0..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 01 2011
|