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Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,1,1,1 for x=0,1,2,3,4
1

%I #5 Mar 31 2012 12:36:29

%S 9,227,2152,43909,720447,11769456,195632425,3187783369,53026008675,

%T 881220874951,14498616415957,239536136122464,3969393711476942,

%U 65665510796270903,1084945281836331610,17938093372334278851

%N Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,1,1,1 for x=0,1,2,3,4

%C Every 0 is next to 0 4's, every 1 is next to 1 0'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 5 of A197431

%H R. H. Hardin, <a href="/A197428/b197428.txt">Table of n, a(n) for n = 1..210</a>

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 14 2011