A223031 - OEIS

%I #4 Mar 12 2013 04:10:45

%S 16,136,820,6472,13319,219912,332851,8050444,11698029,312930532,

%T 458588405,12544487083,18573947846,512255200908,764258492875,

%U 21188231536154,31786908474661,884821126113642,1332941601784243

%N Number of nX5 0..2 arrays with exactly floor(nX5/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order

%C Column 5 of A223033

%H R. H. Hardin, <a href="/A223031/b223031.txt">Table of n, a(n) for n = 1..27</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 12 2013