A223124 - OEIS

A223124

Number of nX6 0..2 arrays with no more than floor(nX6/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

%I #4 Mar 15 2013 05:30:57

%S 72,27803,11814919,5237368607,2373042420012,1092037282618789,

%T 508211382191466327,238520879437894414568,112687149312234784385106,

%U 53520374688794036580881324,25529695524353330225340120939

%N Number of nX6 0..2 arrays with no more than floor(nX6/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

%C Column 6 of A223126

%H R. H. Hardin, <a href="/A223124/b223124.txt">Table of n, a(n) for n = 1..63</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 15 2013