%I #4 Apr 25 2018 12:32:27
%S 64,2785,49740,377020,5520182,130480638,2346396384,36337215370,
%T 621454623913,11212991139339,196019654779374,3364469109355161,
%U 58479744323851739,1023251199975846576,17836187188799591784
%N Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
%C Row 7 of A303513.
%H R. H. Hardin, <a href="/A303518/b303518.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..1..0. .0..0..0..0..0
%e ..0..1..0..1..0. .0..0..0..0..0. .0..0..0..1..0. .0..1..0..1..0
%e ..1..1..0..1..0. .0..1..1..1..1. .0..1..0..1..0. .0..0..0..0..1
%e ..0..0..0..0..1. .0..1..1..1..1. .0..1..1..0..0. .0..1..0..1..1
%e ..1..0..0..0..0. .1..0..1..0..0. .0..1..1..1..0. .0..1..0..1..0
%e ..0..0..0..1..0. .1..1..1..1..1. .0..1..0..1..0. .1..0..0..1..0
%e ..0..1..0..0..0. .1..0..1..0..1. .0..1..0..1..0. .0..1..0..0..0
%Y Cf. A303513.
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 25 2018
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