A229931 - OEIS

%I #4 Oct 04 2013 05:44:22

%S 15,4679,575757,78416265,10521395805,1411363459757,189537122520529,

%T 25452175156264451,3417529000078202173,458884977133199962799,

%U 61616812650798586337473,8273590477515811155826013

%N Number of nX5 0..2 arrays x(i,j) with each element horizontally, vertically or antidiagonally next to at least one element with value 2-x(i,j)

%C Column 5 of A229934

%H R. H. Hardin, <a href="/A229931/b229931.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 04 2013