%I #4 Dec 16 2016 11:41:24
%S 0,27,734,20448,549608,14309072,362942080,9010004672,219696673664,
%T 5276496285696,125098701453824,2933030497825792,68102636822126592,
%U 1567870419323465728,35824767230145847296,813097556314108592128
%N Number of nX3 0..2 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
%C Column 3 of A279657.
%H R. H. Hardin, <a href="/A279652/b279652.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 66*a(n-1) -1560*a(n-2) +15448*a(n-3) -58272*a(n-4) +112224*a(n-5) -123456*a(n-6) +79104*a(n-7) -27648*a(n-8) +4096*a(n-9) for n>10
%e Some solutions for n=4
%e ..0..0..1. .0..0..1. .0..1..2. .0..0..1. .0..0..1. .0..1..2. .0..1..2
%e ..2..0..0. .1..2..2. .0..1..2. .1..1..1. .2..2..1. .0..0..0. .0..0..0
%e ..1..0..1. .1..1..2. .0..0..0. .1..0..2. .0..0..0. .1..0..1. .0..2..2
%e ..2..2..0. .2..2..1. .2..2..2. .0..1..2. .1..2..2. .2..0..0. .2..1..1
%Y Cf. A279657.
%K nonn
%O 1,2
%A _R. H. Hardin_, Dec 16 2016
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