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A299179 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero. 1

%I

%S 64,3281,5631,22819,105709,488812,2207509,10286880,48492179,225721140,

%T 1052511651,4943137693,23205542625,108821827316,511190051629,

%U 2403886138964,11305007633490,53192247798072,250461934195726

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299180.

%H R. H. Hardin, <a href="/A299179/b299179.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299180.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 04 2018

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Last modified May 25 03:39 EDT 2022. Contains 354047 sequences. (Running on oeis4.)