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A299396 Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Feb 09 2018 08:17:41

%S 5,793,21375,479767,11246136,268557163,6375889022,151409151272,

%T 3597323154240,85461346445172,2030264934982998,48233301818173504,

%U 1145885929576817422,27222942770545391967,646739238529686623112

%N Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A299398.

%H R. H. Hardin, <a href="/A299396/b299396.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299398.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 09 2018

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Last modified April 23 13:51 EDT 2024. Contains 371914 sequences. (Running on oeis4.)