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Number of nX7 0..1 arrays with no 1 equal to more than three of its king-move neighbors.
1

%I #4 Feb 14 2017 07:56:09

%S 128,11049,493671,33295509,2073090293,126635741170,7910979963313,

%T 490628902023166,30431979525697236,1889587741570229743,

%U 117269093511110140693,7278377038031604032628,451754768247190778744879

%N Number of nX7 0..1 arrays with no 1 equal to more than three of its king-move neighbors.

%C Column 7 of A282399.

%H R. H. Hardin, <a href="/A282398/b282398.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

%Y Cf. A282399.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 14 2017