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A206212 Number of (n+1)X6 0..2 arrays with every 2X3 or 3X2 subblock having exactly two equal edges, and new values 0..2 introduced in row major order 1

%I

%S 2268,2996,5632,21984,86152,359424,1435584,5673232,23721984,94748544,

%T 374433312,1565650944,6253403904,24712598592,103332962304,

%U 412724657664,1631031507072,6819975512064,27239827405824,107648079466752

%N Number of (n+1)X6 0..2 arrays with every 2X3 or 3X2 subblock having exactly two equal edges, and new values 0..2 introduced in row major order

%C Column 5 of A206215

%H R. H. Hardin, <a href="/A206212/b206212.txt">Table of n, a(n) for n = 1..210</a>

%F Empirical: a(n) = 66*a(n-3) for n>810</a>

%e Some solutions for n=4

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 04 2012

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Last modified January 21 18:19 EST 2022. Contains 350479 sequences. (Running on oeis4.)