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Number of n X 7 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.
1

%I #6 Oct 19 2021 11:49:32

%S 37,2686,62874,2009116,71592909,2324267560,76925689840,2573555751062,

%T 85477431609556,2841856099756505,94578470412995634,

%U 3145886644932466940,104642842963727071673,3481093001498167945475,115798793015786780353902

%N Number of n X 7 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.

%C Column 7 of A296739.

%H R. H. Hardin, <a href="/A296738/b296738.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A296739.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 19 2017