%I #4 Mar 11 2018 08:49:57
%S 5,307,7187,150558,3179333,67479838,1431755828,30366081812,
%T 643942334598,13656056835393,289603801565185,6141624884160687,
%U 130245342969245790,2762110283944810229,58576019807838267185,1242220527820363713104
%N Number of nX6 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
%C Column 6 of A300689.
%H R. H. Hardin, <a href="/A300687/b300687.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..1..0..1. .0..0..0..0..1..1. .0..0..0..0..1..0. .0..0..0..0..1..0
%e ..0..1..1..0..0..1. .0..1..0..1..0..1. .0..1..0..1..0..1. .0..1..0..1..0..0
%e ..0..0..1..1..0..0. .0..1..1..1..0..1. .0..1..1..0..1..0. .0..1..0..1..0..1
%e ..0..1..0..1..0..0. .0..0..0..1..0..0. .0..0..1..1..1..0. .0..1..0..0..1..0
%e ..1..0..0..1..1..1. .1..1..0..1..0..0. .1..1..0..0..1..0. .1..0..1..1..0..0
%Y Cf. A300689.
%K nonn
%O 1,1
%A _R. H. Hardin_, Mar 11 2018
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