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A298929 Number of nX7 0..1 arrays with every element equal to 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero. 1

%I

%S 0,34,14,201,666,3569,15163,77576,375845,1886321,9434661,47480566,

%T 237250519,1191569971,5975706525,29984756274,150481729037,

%U 755439602693,3791563019201,19033524132770,95544814021035,479625376201987

%N Number of nX7 0..1 arrays with every element equal to 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 7 of A298930.

%H R. H. Hardin, <a href="/A298929/b298929.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A298930.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 29 2018

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Last modified October 22 05:36 EDT 2021. Contains 348160 sequences. (Running on oeis4.)