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!)
A219149 Unchanging value maps: number of n X n binary arrays indicating the locations of corresponding elements unequal to no horizontal, antidiagonal or vertical neighbor in a random 0..1 n X n array 0

%I #5 Dec 18 2015 18:18:16

%S 1,4,32,531,20400,1707676,313358793,126050637852,111079912880127,

%T 214001518780274766

%N Unchanging value maps: number of n X n binary arrays indicating the locations of corresponding elements unequal to no horizontal, antidiagonal or vertical neighbor in a random 0..1 n X n array

%C Diagonal of A219156

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Nov 12 2012

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 August 19 14:26 EDT 2024. Contains 375302 sequences. (Running on oeis4.)