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Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value 2-x(i,j)
1

%I #4 Oct 01 2013 06:53:14

%S 33,11925,2381469,514371027,110203382331,23643209345079,

%T 5071373978989773,1087831682400037245,233343097940265968895,

%U 50052836990651965982781,10736490824597247024029007,2303011092556221535827632853

%N Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value 2-x(i,j)

%C Column 6 of A229847

%H R. H. Hardin, <a href="/A229845/b229845.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 01 2013