Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A007499
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A007499 Related to hexaflexagrams.
(Formerly M0598)
+0
1
2, 3, 4, 12, 20, 55, 127, 371, 1037, 3249 (list; graph; listen)
OFFSET

1,1

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Thomas J. O'Reilly, Classifying and Counting Hexaflexagrams, J. Rec. Math., 8 (1976), 182-187.

CROSSREFS

Adjacent sequences: A007496 A007497 A007498 this_sequence A007500 A007501 A007502

Sequence in context: A060529 A048073 A002447 this_sequence A117555 A059810 A037397

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Robert G. Wilson v (rgwv(AT)rgwv.com)

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 8 20:39 EST 2009. Contains 166234 sequences.


AT&T Labs Research