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A317034 Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Jul 19 2018 19:32:00

%S 32,284,842,7523,66728,559097,4939166,46085330,435634601,4109259096,

%T 39502787486,382550326933,3700464953992,36024218018984,

%U 351424425811465,3427325879322587,33499352998619498,327584944382674210

%N Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A317036.

%H R. H. Hardin, <a href="/A317034/b317034.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A317036.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 19 2018

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)