Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A090972
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A090972 Least k so that there are n primes between n and nk. +0
1
3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 6, 6, 7, 7, 7, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(11) = 5 as there are 11 primes (13,17,19,23,29,31,37,41,43,47,53) between 11 and 55.

CROSSREFS

Sequence in context: A027011 A061023 A057690 this_sequence A136546 A058729 A021303

Adjacent sequences: A090969 A090970 A090971 this_sequence A090973 A090974 A090975

KEYWORD

nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 03 2004

EXTENSIONS

More terms from John W. Layman (layman(AT)math.vt.edu), Jan 20 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 3 16:57 EST 2008. Contains 151279 sequences.


AT&T Labs Research