login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A223561 Petersen graph (3,1) coloring a rectangular array: number of 6Xn 0..5 arrays where 0..5 label nodes of a graph with edges 0,1 0,3 3,5 3,4 1,2 1,4 4,5 2,0 2,5 and every array movement to a horizontal or antidiagonal neighbor moves along an edge of this graph, with the array starting at 0 1
7776, 177147, 22284891, 2960456193, 414863325945, 59043582882099, 8468395670690901, 1218666102798243879, 175642608583999726713, 25331295128141837865681, 3654268425473611746796515 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A223556

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

..0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0

..0..3..0....0..1..0....0..3..0....0..3..0....0..3..0....0..3..0....0..1..0

..0..1..0....0..2..1....0..3..5....0..3..4....0..1..2....0..1..4....0..1..0

..0..1..0....0..2..0....0..3..0....0..3..4....2..0..2....2..1..0....2..1..0

..0..1..4....0..3..4....0..3..0....4..3..5....2..5..3....0..2..0....0..2..0

..2..5..3....0..3..0....5..2..1....5..4..1....3..4..3....0..3..0....0..2..5

CROSSREFS

Sequence in context: A190465 A064782 A016865 * A016913 A017057 A183619

Adjacent sequences:  A223558 A223559 A223560 * A223562 A223563 A223564

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 22 2013

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 16 21:10 EDT 2019. Contains 328103 sequences. (Running on oeis4.)