%I #6 Apr 20 2021 14:55:34
%S 15,277,8068,226771,5870751,144819856,3444870482,79672440007,
%T 1801951754910,40020022178950,875485447655303,18909516686710743,
%U 403990472666974061,8549840572786983933,179455644823143101693
%N Number of n X 7 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 7 of A279977.
%H R. H. Hardin, <a href="/A279976/b279976.txt">Table of n, a(n) for n = 1..82</a>
%e Some solutions for n=3
%e ..0..0..1..0..1..0..1. .0..0..1..0..1..0..1. .0..0..1..0..1..1..0
%e ..1..1..0..1..0..0..1. .1..0..0..1..1..0..1. .1..1..0..0..1..1..0
%e ..0..1..1..1..0..1..0. .0..1..0..0..1..1..0. .0..1..1..0..0..1..0
%Y Cf. A279977.
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 24 2016
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