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A299000 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. 1

%I

%S 64,7181,235033,8918662,353088569,13849577141,543022804167,

%T 21348528789475,839394891016021,33001543646989205,1297641776166140920,

%U 51026070057748163184,2006456445550940745017,78898675195870846488059

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299001.

%H R. H. Hardin, <a href="/A299000/b299000.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299001.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 31 2018

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Last modified January 31 21:38 EST 2023. Contains 359981 sequences. (Running on oeis4.)