A197077 - OEIS

%I #5 Mar 31 2012 12:36:28

%S 9,199,3295,65251,1282123,25822213,513380599,10204673140,203083535620,

%T 4041562578683,80433524292272,1600907292520303,31864518855986700,

%U 634235619536089218,12624003209531266181,251272907445585611658

%N Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,1,2,4,0 for x=0,1,2,3,4

%C Every 0 is next to 0 3's, every 1 is next to 1 1's, every 2 is next to 2 2's, every 3 is next to 3 4's, every 4 is next to 4 0's

%C Column 6 of A197079

%H R. H. Hardin, <a href="/A197077/b197077.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

%e ..1..2..2..0..2..2....1..0..0..0..4..0....2..2..0..0..0..0....2..2..0..4..0..0

%e ..1..2..2..0..0..1....0..0..0..0..0..1....0..0..4..0..4..0....2..2..0..0..1..1

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 09 2011