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Number of nX6 0..1 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.
1

%I #4 Dec 24 2016 08:33:37

%S 9,134,2669,50690,887491,14787217,237386464,3703836674,56499013470,

%T 846166990079,12481300976351,181756380764316,2617908346883386,

%U 37350611059955815,528493982152145690,7423498639698400616

%N Number of nX6 0..1 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 6 of A279977.

%H R. H. Hardin, <a href="/A279975/b279975.txt">Table of n, a(n) for n = 1..202</a>

%H R. H. Hardin, <a href="/A279975/a279975.txt">Empirical recurrence of order 96</a>

%F Empirical recurrence of order 96 (see link above)

%e Some solutions for n=4

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

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

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

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

%Y Cf. A279977.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 24 2016