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!)
A202524 Number of (n+2)X(n+2) binary arrays avoiding patterns 000 and 101 in rows, columns and nw-to-se diagonals 0

%I #5 Mar 31 2012 12:36:48

%S 86,518,2263,9746,46621,216973,986000,4557888,21113706,97219263,

%T 448210042,2069521757,9547241581

%N Number of (n+2)X(n+2) binary arrays avoiding patterns 000 and 101 in rows, columns and nw-to-se diagonals

%C Diagonal of A202532

%e Some solutions for n=3

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 20 2011

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 April 25 13:12 EDT 2024. Contains 371969 sequences. (Running on oeis4.)