Number of 6Xn 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 08:40:38
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`%S 0,366,8666,118857,1393359,14787217,144819856,1355133674,12222561957,
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`%T 107168421376,919014967352,7738697955701,64184333582436,
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`%U 525544904926118,4256024819831325,34138948634797208,271561971723338553
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`%N Number of 6Xn 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.
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`%C Row 6 of A279977.
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`%H R. H. Hardin, <a href="/A279982/b279982.txt">Table of n, a(n) for n = 1..124</a>
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`%e Some solutions for n=4
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`%e ..0..1..0..1. .0..1..0..1. .0..0..1..0. .0..0..1..0. .0..1..0..1
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`%e ..1..0..1..0. .1..0..0..0. .1..0..1..1. .1..1..0..0. .1..0..1..0
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`%e ..0..0..1..0. .0..1..1..0. .1..0..1..0. .0..1..1..1. .1..0..0..1
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`%e ..0..1..1..0. .0..0..1..0. .1..1..0..1. .1..0..0..1. .1..0..1..0
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`%e ..0..0..1..0. .1..0..0..1. .0..0..1..1. .0..0..1..1. .1..1..0..1
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`%e ..1..0..0..1. .0..1..0..0. .1..0..0..1. .1..0..0..1. .0..1..1..0
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`%Y Cf. A279977.
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`%K nonn
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`%O 1,2
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`%A _R. H. Hardin_, Dec 24 2016
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