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!)
A206574 Number of nX5 0..3 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal 1

%I #5 Mar 31 2012 12:37:12

%S 882,777924,478456896,290967246344,176372042982658,106921561045262424,

%T 64829265966214645776,39306166321588974667092,

%U 23830450089557555202846497,14447747775590219278502903910,8759230508354654974219180831199

%N Number of nX5 0..3 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal

%C Column 5 of A206577

%H R. H. Hardin, <a href="/A206574/b206574.txt">Table of n, a(n) for n = 1..14</a>

%e Some solutions for n=4

%e ..3..2..3..0..1....0..0..2..1..1....2..2..0..1..2....0..0..2..0..0

%e ..1..1..1..3..1....0..2..1..0..1....3..2..0..1..2....1..1..3..3..0

%e ..2..3..0..1..3....0..2..2..1..0....1..1..0..0..2....3..1..1..3..2

%e ..0..0..2..3..0....3..1..0..1..0....1..3..3..1..2....1..1..1..0..3

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 09 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 April 23 16:28 EDT 2024. Contains 371916 sequences. (Running on oeis4.)