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A197612 Number of nX7 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

%S 9,1025,47610,2851047,153043371,8272253014,449467029436,

%T 24420773475851,1328293306974369,72207065980385107,

%U 3923202041814469462,213227050029059951502,11589220719390200985775,629888220802706121113572

%N Number of nX7 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 7 of A197613

%H R. H. Hardin, <a href="/A197612/b197612.txt">Table of n, a(n) for n = 1..35</a>

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 16 2011

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Last modified August 8 18:58 EDT 2022. Contains 356016 sequences. (Running on oeis4.)