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

 

Logo

Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A080556 Number of positions that are exactly n moves from the starting position in the Luminations Level 4 puzzle. 0
1, 1, 2, 4, 6, 9, 12, 17, 21, 29, 34, 45, 52, 59, 58, 58, 51, 45, 33, 23, 12, 8, 4, 2, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

This is the number of positions that can be reached in n moves from the start, but which cannot be reached in fewer than n moves.

A puzzle in the Rubik cube family. The total number of distinct positions is 588. Here positions differing by rotations or reflections are considered the same.

LINKS

Table of n, a(n) for n=0..24.

Jaap Scherphuis, Puzzle Pages

CROSSREFS

Cf. A080546-A080558.

Sequence in context: A090178 A080548 A194450 * A229093 A064985 A090631

Adjacent sequences:  A080553 A080554 A080555 * A080557 A080558 A080559

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Feb 21 2003

STATUS

approved

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

Content is available under The OEIS End-User License Agreement .

Last modified September 20 17:56 EDT 2014. Contains 247018 sequences.