Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A093990
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A093990 Number of one-sided n-celled polyzebras (or zebra-move-connected polyominoes). +0
2
1, 2, 8, 68, 550, 5404, 54768, 581868, 6329407, 70335294, 794064734 (list; graph; listen)
OFFSET

1,2

COMMENT

A polyzebra is a (2,3) leaper. A polyzebra need not be connected in the usual edge-connected sense.

CROSSREFS

Cf. A093877, A093989-A093992, A030444.

Sequence in context: A023164 A053922 A030445 this_sequence A156448 A157752 A055547

Adjacent sequences: A093987 A093988 A093989 this_sequence A093991 A093992 A093993

KEYWORD

nonn

AUTHOR

Joseph S. Myers (jsm(AT)polyomino.org.uk), May 25 2004

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


AT&T Labs Research