Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A073920
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A073920 a(n1) =1 and then odd numbers rearranged such that a(n) is prime if n is composite else vice-versa. +0
2
1, 9, 15, 3, 21, 5, 25, 7, 11, 13, 27, 17, 33, 19, 23, 29, 35, 31, 39, 37, 41, 43, 45, 47, 53, 59, 61, 67, 49, 71 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A073921.

Sequence in context: A079625 A027009 A131224 this_sequence A130119 A058957 A136410

Adjacent sequences: A073917 A073918 A073919 this_sequence A073921 A073922 A073923

KEYWORD

nonn,uned

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 19 2002

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 August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research

Legal Notice
© 2007 AT&T Knowledge Ventures. All Rights Reserved.