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A296687 Number of nX7 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s. 1

%I #4 Dec 18 2017 12:09:48

%S 37,6737,226599,12227803,732185986,38342595769,2094245366560,

%T 115207878553368,6267132000869767,342174418949516681,

%U 18692155801234856482,1020141785160732198099,55692897242678373319682

%N Number of nX7 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s.

%C Column 7 of A296688.

%H R. H. Hardin, <a href="/A296687/b296687.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

%Y Cf. A296688.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 18 2017

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Last modified May 27 03:56 EDT 2024. Contains 372847 sequences. (Running on oeis4.)