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!)
A216341 Number of horizontal and antidiagonal neighbor colorings of the even squares of a 5Xn array with new integer colors introduced in row major order 0

%I #3 Sep 04 2012 10:54:14

%S 5,27,877,15144,2387180,87852160,33093354906,2004646634218,

%T 1404640885994156,123560104158582188,140585911310274456089

%N Number of horizontal and antidiagonal neighbor colorings of the even squares of a 5Xn array with new integer colors introduced in row major order

%C Row 5 of A216338

%e Some solutions for n=4

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

%e ..x..2..x..3....x..2..x..3....x..2..x..3....x..2..x..0....x..2..x..3

%e ..3..x..4..x....1..x..4..x....1..x..4..x....1..x..3..x....4..x..1..x

%e ..x..3..x..1....x..1..x..0....x..5..x..3....x..0..x..1....x..5..x..2

%e ..4..x..2..x....2..x..1..x....4..x..2..x....3..x..2..x....2..x..4..x

%K nonn

%O 1,1

%A _R. H. Hardin_ Sep 04 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 March 28 07:32 EDT 2024. Contains 371235 sequences. (Running on oeis4.)