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A206647 Number of nX5 0..2 arrays with no occurrence of three equal elements in a row horizontally or vertically, and new values 0..2 introduced in row major order 1

%I

%S 30,5400,545520,64166392,7241587334,826407481102,94026798615720,

%T 10706810410657410,1218916563384756248,138775670998651399066,

%U 15799590241852733103686,1798788750708910721959118

%N Number of nX5 0..2 arrays with no occurrence of three equal elements in a row horizontally or vertically, and new values 0..2 introduced in row major order

%C Column 5 of A206650

%H R. H. Hardin, <a href="/A206647/b206647.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 11 2012

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Last modified October 23 16:20 EDT 2021. Contains 348215 sequences. (Running on oeis4.)