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%I #6 Apr 21 2020 13:05:04
%S 2,16,324,23773,5297294,3599858930,7910979963313,53854022070851701,
%T 1148683749680759012469,77042220735586114776631734,
%U 16170289409470789812334507667662
%N Number of n X n 0..1 arrays with no 1 equal to more than three of its king-move neighbors.
%C Diagonal of A282399.
%e Some solutions for n=4
%e ..0..0..1..1. .0..1..1..1. .1..0..0..0. .0..0..0..0. .0..0..1..0
%e ..1..1..0..0. .1..0..0..0. .1..1..0..0. .1..1..1..0. .1..0..0..0
%e ..0..0..0..0. .0..0..0..1. .0..0..1..1. .1..0..0..1. .1..0..0..0
%e ..0..1..0..1. .1..1..0..1. .1..1..0..0. .0..0..0..0. .1..1..1..1
%Y Cf. A282399.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 14 2017
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