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 A222664 Number of nX6 0..3 arrays with exactly floor(nX6/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..3 order 1

%I

%S 8,103,2686,62406,2169240,85836756,4437593254,258544501925,

%T 16020345244330,1025854594717790,66890197022992724,

%U 4395700169818174037,289565680501179990654,19097764345956813578074,1260427355737644652915392

%N Number of nX6 0..3 arrays with exactly floor(nX6/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..3 order

%C Column 6 of A222666

%H R. H. Hardin, <a href="/A222664/b222664.txt">Table of n, a(n) for n = 1..23</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 28 2013

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Last modified January 28 14:26 EST 2022. Contains 350656 sequences. (Running on oeis4.)