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Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
1

%I #4 Feb 04 2018 13:27:54

%S 21,203,129,2466,25097,80188,848789,8080772,44495267,401953734,

%T 3543442090,25212181714,216188808140,1850221884503,14678677380641,

%U 124620964817279,1059123538097555,8784723556861615,74638466920690089

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299194.

%H R. H. Hardin, <a href="/A299193/b299193.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

%e ..0..0..0..0..0..1..1. .0..1..1..0..0..1..1. .0..1..0..1..0..0..1

%e ..0..0..1..1..0..0..0. .0..1..1..0..0..0..0. .0..1..0..1..0..0..1

%e ..1..1..1..1..1..1..1. .0..0..0..0..0..0..0. .0..0..0..0..0..0..0

%e ..1..1..1..0..1..0..0. .0..0..0..0..0..1..1. .0..0..0..0..0..0..0

%e ..0..0..1..1..1..1..1. .1..0..1..1..0..0..0. .1..0..0..1..1..0..1

%Y Cf. A299194.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 04 2018