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A302372 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1

%I #4 Apr 06 2018 12:25:18

%S 32,10,1430,774,49293,330505,9361759,134269527,2825903917,54054532568,

%T 1092422233481,22007062663066,445934906883244,9061049034536850,

%U 184230706405562446,3749236916366246041,76322340837084500948

%N Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Row 6 of A302367.

%H R. H. Hardin, <a href="/A302372/b302372.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

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

%Y Cf. A302367.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 06 2018

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Last modified July 17 18:09 EDT 2024. Contains 374377 sequences. (Running on oeis4.)