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A197678 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,1 for x=0,1,2,3,4 1

%I

%S 25,361,8930,153715,2871646,51167876,924904506,16683567785,

%T 302284521370,5474405589906,99183749443489,1797437230322126,

%U 32577752904902204,590500270236515512,10703710573822288345,194025178417426634201

%N Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,1 for x=0,1,2,3,4

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

%C Column 7 of A197679

%H R. H. Hardin, <a href="/A197678/b197678.txt">Table of n, a(n) for n = 1..149</a>

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 17 2011

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Last modified May 19 18:35 EDT 2022. Contains 353847 sequences. (Running on oeis4.)