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A207988 Number of nX7 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically 1

%I

%S 1465,2146225,1889730415,1607243845009,1389619561706920,

%T 1204494622138201455,1043523305166893694120,903935606226751254974991,

%U 783031438431844846908049583,678304096543940446283085485892

%N Number of nX7 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically

%C Column 7 of A207989

%H R. H. Hardin, <a href="/A207988/b207988.txt">Table of n, a(n) for n = 1..134</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 22 2012

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Last modified September 29 09:23 EDT 2022. Contains 357088 sequences. (Running on oeis4.)