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!)
A283128 Number of nX6 0..1 arrays with no 1 equal to more than two of its horizontal and vertical neighbors. 1

%I #4 Mar 01 2017 09:51:55

%S 64,2816,112276,4598361,187671790,7664347268,312996735204,

%T 12781345612180,521941108563948,21314084605931116,870384960980750200,

%U 35543165931727677084,1451445930088326314114,59271458162967611805997

%N Number of nX6 0..1 arrays with no 1 equal to more than two of its horizontal and vertical neighbors.

%C Column 6 of A283130.

%H R. H. Hardin, <a href="/A283128/b283128.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A283130.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 01 2017

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)