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Number of nX3 0..3 arrays with exactly floor(nX3/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..3 order
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%I #4 Feb 26 2013 06:44:58

%S 0,32,892,42492,779875,41383224,735555885,40786547448,716458869668,

%T 40806153638110,713401105298987,41356273748095212,721490631373259258,

%U 42348677739314093276,738093460361637408547,43723063966759465281211

%N Number of nX3 0..3 arrays with exactly floor(nX3/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..3 order

%C Column 3 of A222608

%H R. H. Hardin, <a href="/A222606/b222606.txt">Table of n, a(n) for n = 1..55</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 26 2013