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A300265 Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Mar 01 2018 07:56:37

%S 32,1012,6198,71529,1333242,20341795,298472434,4660242199,72718129316,

%T 1122823498393,17400899210738,270151915174157,4190150589317498,

%U 64989479446893724,1008253139829341236,15641676976491773799

%N Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A300267.

%H R. H. Hardin, <a href="/A300265/b300265.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A300267.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 01 2018

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Last modified May 16 08:15 EDT 2024. Contains 372549 sequences. (Running on oeis4.)