A233946 - OEIS

A233946

Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 4

%I #4 Dec 18 2013 06:35:48

%S 29970,1679760,95457842,5575336614,327319305140,19296601133264,

%T 1138816865389902,67264062582427834,3973614297586146048,

%U 234785185012418536432,13872708251898895945224,819735564741871576328890

%N Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 4

%C Column 5 of A233949

%H R. H. Hardin, <a href="/A233946/b233946.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 18 2013