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A298318 Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero. 1

%I #4 Jan 17 2018 07:17:00

%S 13,73,48,243,934,2466,11175,48002,249672,1256472,6256517,36462203,

%T 192861223,1027455632,5888885895,31880672236,173901715542,

%U 979585422447,5361016201314,29497489222797,164594660317597,905565271526330

%N Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero.

%C Column 6 of A298320.

%H R. H. Hardin, <a href="/A298318/b298318.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=7

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

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

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

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

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

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

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

%Y Cf. A298320.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 17 2018

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Last modified April 20 05:55 EDT 2024. Contains 371799 sequences. (Running on oeis4.)