%I #6 Sep 16 2020 19:05:28
%S 1,8,170,9110,1243692,427097893,373571747330,831176090437185,
%T 4696687907289825363
%N Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
%C Diagonal of A303469.
%e Some solutions for n=5
%e ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..1. .0..0..0..0..0
%e ..1..1..0..1..1. .0..1..1..0..1. .0..0..1..1..1. .1..0..1..1..0
%e ..0..1..0..1..1. .0..1..0..0..1. .1..0..1..1..1. .0..0..1..1..0
%e ..1..1..0..1..1. .0..0..0..1..1. .1..0..0..0..1. .1..0..0..1..0
%e ..0..1..0..1..0. .0..1..0..0..0. .0..0..1..0..0. .1..0..1..1..1
%Y Cf. A303469.
%K nonn
%O 1,2
%A _R. H. Hardin_, Apr 24 2018
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