Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A151520
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A151520 Number of 1-sided strip polytans with n cells. +0
1
1, 4, 6, 21, 47 (list; graph; listen)
OFFSET

1,2

LINKS

Ed Pegg, Jr., Illustrations of polyforms

Eric Weisstein's World of Mathematics, Polytan

CROSSREFS

Sequence in context: A143391 A019147 A026722 this_sequence A002270 A088228 A108636

Adjacent sequences: A151517 A151518 A151519 this_sequence A151521 A151522 A151523

KEYWORD

nonn

AUTHOR

Ed Pegg, Jr., (ed(AT)mathpuzzle.com), May 13 2009

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 November 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research