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

%I #5 Mar 31 2012 12:36:30

%S 6,352,9361,305072,9128940,273369257,8272253014,248406422932,

%T 7492663676120,225895450875974,6806715214396789,205133014114836249,

%U 6182227794667672415,186308619483759925812,5614733760573864189597

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

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

%C Column 6 of A197613

%H R. H. Hardin, <a href="/A197611/b197611.txt">Table of n, a(n) for n = 1..136</a>

%e Some solutions containing all values 0 to 4 for n=4

%e ..0..0..2..1..3..1....0..2..1..0..1..2....0..1..0..2..1..0....2..1..1..3..1..2

%e ..0..1..1..4..1..2....0..1..3..0..0..1....1..2..0..1..3..0....1..0..2..1..4..1

%e ..1..2..0..1..0..0....1..4..1..2..2..1....0..2..1..4..1..0....1..2..2..1..1..3

%e ..0..0..1..2..0..0....2..1..3..1..1..0....0..1..3..1..2..0....0..1..1..0..2..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 16 2011