login
Number of nX5 0..2 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..2 order
1

%I #4 Feb 27 2013 08:41:04

%S 5,38,157,3411,25724,640355,5969486,171452513,1679184332,49651101137,

%T 492598252164,14686568899907,146101017534391,4371548520227608,

%U 43539382164274640,1306171266098680162,13019733745716644843

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

%C Column 5 of A222649

%H R. H. Hardin, <a href="/A222646/b222646.txt">Table of n, a(n) for n = 1..66</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 27 2013