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A284338 Number of 5 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. 1

%I #6 Apr 05 2020 22:56:50

%S 16,134,2243,70039,1792007,53435287,1495300322,45518653024,

%T 1328555331356,40798892221235,1220007716469208,37635151585010843,

%U 1142550719106245636,35365628106723989270,1084498116514868629899,33665846562146310363380

%N Number of 5 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.

%C Row 5 of A284334.

%H R. H. Hardin, <a href="/A284338/b284338.txt">Table of n, a(n) for n = 1..55</a>

%e Some solutions for n=4

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

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

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

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

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

%Y Cf. A284334.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 25 2017

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Last modified April 19 11:31 EDT 2024. Contains 371792 sequences. (Running on oeis4.)