A241128 - OEIS

%I #4 Apr 16 2014 09:51:49

%S 30,1965,132369,8974020,611547441,41661463219,2838552905280,

%T 193403197619803,13177423185201303,897837461485635262,

%U 61173728850055840649,4168043075184317942781,283987643903962340437622

%N Number of nX5 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order

%C Column 5 of A241130

%H R. H. Hardin, <a href="/A241128/b241128.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2014