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A300313 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1

%I

%S 64,353,1747,41485,1008622,23451403,543024998,13524308534,

%T 332995274077,7989933814706,194852895416301,4772953154573753,

%U 116000077155524086,2822733986488474176,68864301686782525379,1677714968007630564471

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 7 of A300314.

%H R. H. Hardin, <a href="/A300313/b300313.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A300314.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 02 2018

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Last modified September 28 06:57 EDT 2021. Contains 347703 sequences. (Running on oeis4.)