A223123 - OEIS

%I #4 Mar 15 2013 05:30:16

%S 24,3599,444555,95995609,12483535858,2785187722316,372676751243307,

%T 84505903344149667,11496113424023100640,2631023871587019381420,

%U 361824554514147138010542,83303795010271219904813736

%N Number of nX5 0..2 arrays with no more than floor(nX5/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

%C Column 5 of A223126

%H R. H. Hardin, <a href="/A223123/b223123.txt">Table of n, a(n) for n = 1..120</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 15 2013