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%I #4 Mar 08 2018 12:33:31
%S 5,450,18365,724165,29114990,1170734982,47042626155,1890308500802,
%T 75958861124241,3052275114812686,122650349309393222,
%U 4928490505750268888,198042801955605338784,7958004855043245830095,319778556203277719530004
%N Number of nX6 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
%C Column 6 of A300546.
%H R. H. Hardin, <a href="/A300544/b300544.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..1..1..0..0. .0..0..1..0..1..1. .0..0..1..0..0..1. .0..0..1..1..1..1
%e ..0..0..1..0..1..0. .0..0..1..0..0..0. .0..0..1..1..1..1. .0..0..1..0..0..1
%e ..0..0..1..0..1..1. .0..0..1..0..0..0. .0..0..1..0..0..1. .0..0..1..1..0..1
%e ..0..0..1..1..0..0. .0..0..0..1..1..1. .0..1..0..0..0..1. .0..1..0..1..1..1
%e ..0..0..1..1..1..1. .0..1..1..0..0..0. .0..0..1..1..0..1. .0..1..0..0..0..1
%Y Cf. A300546.
%K nonn
%O 1,1
%A _R. H. Hardin_, Mar 08 2018