%I
%S 1,5,13,137,5547,355620,283691091,724085314967,4577126359940051
%N Number of nXn 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 6 kingmove adjacent elements, with upper left element zero.
%C Diagonal of A305649.
%e Some solutions for n=5
%e ..0..1..0..1..1. .0..0..0..1..0. .0..0..0..0..1. .0..1..0..1..0
%e ..1..1..0..0..1. .0..0..0..0..0. .0..0..0..1..1. .0..0..1..0..0
%e ..0..0..1..0..0. .0..0..0..0..0. .1..0..0..0..0. .1..1..1..0..0
%e ..0..1..1..1..1. .0..0..0..0..0. .0..0..0..0..1. .0..1..1..0..0
%e ..0..0..1..1..0. .0..0..0..1..0. .0..0..0..1..1. .0..0..1..0..1
%Y Cf. A305649.
%K nonn
%O 1,2
%A _R. H. Hardin_, Jun 07 2018
