login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A285747 Number of n X 5 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1. 1

%I

%S 6,150,4850,119506,3640966,101515318,3077883556,90409954434,

%T 2751592992660,82880894952670,2536733201153036,77454228451256600,

%U 2383647319436407454,73384273965571071952,2269082578454361003697

%N Number of n X 5 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.

%C Column 5 of A285750.

%H R. H. Hardin, <a href="/A285747/b285747.txt">Table of n, a(n) for n = 1..87</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A285750.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 25 2017

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 19 00:22 EST 2022. Contains 350464 sequences. (Running on oeis4.)