A231224 - OEIS

A231224

Number of (n+2)X(5+2) 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order

%I #4 Nov 05 2013 18:34:52

%S 11,45,185,812,4298,19935,102113,524113,2687777,14197596,74308295,

%T 393206009,2088107591,11086538469,59103852278,315153667732,

%U 1682280633028,8989204931719,48042619335921,256910321615776,1374182610970469

%N Number of (n+2)X(5+2) 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order

%C Column 5 of A231227

%H R. H. Hardin, <a href="/A231224/b231224.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 05 2013