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A316237 Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Jun 27 2018 15:33:38

%S 13,125,153,1135,6518,42075,496125,5256306,54317972,654763535,

%T 7692611164,87530324083,1030945146251,12126445090240,141144001467291,

%U 1653160662473734,19389401589773948,226787823459888605

%N Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A316239.

%H R. H. Hardin, <a href="/A316237/b316237.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A316239.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jun 27 2018

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Last modified August 15 13:43 EDT 2024. Contains 375173 sequences. (Running on oeis4.)