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A206962 Number of nX3 0..3 arrays avoiding the pattern z z+1 z in any row, column or nw-to-se diagonal 1

%I

%S 61,3721,188699,9499613,480085367,24271094606,1226952447969,

%T 62023985354889,3135394700412912,158498453972463263,

%U 8012311439021640681,405033180576738573321,20474975181681666327711,1035037693923824296534346

%N Number of nX3 0..3 arrays avoiding the pattern z z+1 z in any row, column or nw-to-se diagonal

%C Column 3 of A206967

%H R. H. Hardin, <a href="/A206962/b206962.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 14 2012

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Last modified October 4 09:28 EDT 2022. Contains 357239 sequences. (Running on oeis4.)