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!)
A219427 Unchanging value maps: number of 7Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 7Xn array 0

%I

%S 1,1897,44857,1842766,65352789,2284814260,80311501599,2846763071615,

%T 101180231915225,3593093772421047,127477235143792772,

%U 4521648074836617071,160404051239506589127,5690803494953995807634

%N Unchanging value maps: number of 7Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 7Xn array

%C Row 7 of A219421

%e Some solutions for n=3

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

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

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

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

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Nov 19 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 May 22 20:00 EDT 2022. Contains 353957 sequences. (Running on oeis4.)