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!)
A265869 Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element plus any antidiagonal neighbor equal to n-1. 0

%I #3 Dec 17 2015 09:46:18

%S 1,6,3136,3965392,21193260208,187225073253120,4173639524545757568,

%T 132528239245373078204160

%N Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element plus any antidiagonal neighbor equal to n-1.

%C Column 4 of A265870.

%e Some solutions for n=3

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

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

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

%Y Cf. A265870.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 17 2015

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 June 22 04:48 EDT 2024. Contains 373565 sequences. (Running on oeis4.)