%I #6 May 02 2021 18:16:26
%S 1,908,31197,2937685,259460352,23331389753,2110655397816,
%T 191524282642552,17393755319723555,1580375973369029121,
%U 143617078446619021662,13052162189846836917011,1186238624883310903156664
%N Number of n X 7 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
%C Column 7 of A316932.
%H R. H. Hardin, <a href="/A316931/b316931.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..1..0..0..0..1. .0..0..1..0..1..1..1. .0..0..1..0..0..1..0
%e ..0..0..1..1..1..1..0. .0..0..1..0..0..0..0. .0..0..1..0..1..1..0
%e ..0..0..0..1..0..0..0. .0..0..0..1..0..0..1. .0..0..0..0..0..1..0
%e ..0..0..1..0..1..1..0. .0..0..1..1..1..0..1. .0..0..1..0..1..0..1
%e ..0..0..1..0..0..0..1. .0..0..1..1..1..0..1. .0..0..1..0..1..1..0
%Y Cf. A316932.
%K nonn
%O 1,2
%A _R. H. Hardin_, Jul 16 2018
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