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A297605 Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 3 neighboring 1s. 1

%I #4 Jan 01 2018 14:52:01

%S 44,829,17186,368007,7847849,167209522,3567494618,76095857063,

%T 1623142226575,34622969700071,738534492893753,15753491676395692,

%U 336034032561756303,7167862738133470632,152895986326366108296

%N Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 3 neighboring 1s.

%C Column 6 of A297607.

%H R. H. Hardin, <a href="/A297605/b297605.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A297607.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 01 2018

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Last modified June 24 19:44 EDT 2024. Contains 373690 sequences. (Running on oeis4.)