%I #4 Feb 23 2013 17:22:05
%S 3,9,37,206,1111,26513,221659,6043652,56070649,1573702327,14644968953,
%T 408818223648,3869679949709,106284839137519,1021535069202511,
%U 27650305434512778,269672290550777351,7194730625200174103
%N Number of nX4 0..3 arrays with exactly floor(nX4/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order
%C Column 4 of A222522
%H R. H. Hardin, <a href="/A222518/b222518.txt">Table of n, a(n) for n = 1..92</a>
%e Some solutions for n=4
%e ..0..0..0..0....0..0..0..1....0..0..0..1....0..0..0..0....0..0..0..0
%e ..0..0..0..0....0..0..0..1....0..0..0..0....0..0..0..0....1..0..0..0
%e ..0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0....1..0..0..0
%e ..1..0..2..2....0..0..0..2....0..0..0..2....1..2..2..0....1..0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 23 2013
|