Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A106419
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A106419 Smallest number beginning with 9 that is the product of exactly n distinct primes. +0
27
97, 91, 902, 910, 9030, 91770, 903210, 9699690, 900029130, 9146807670, 902340208770, 9426343036110, 900781858106130, 90004386781078770, 914836017997511610, 90100977291211496610, 9000008798605567472730 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(2) = 91 = 7*13.

CROSSREFS

Cf. A077326-A077334, A106411-A106419, A106421-A106429.

Adjacent sequences: A106416 A106417 A106418 this_sequence A106420 A106421 A106422

Sequence in context: A075478 A126146 A112667 this_sequence A074482 A130765 A111326

KEYWORD

base,nonn

AUTHOR

Ray Chandler (rayjchandler(AT)sbcglobal.net), May 02 2005

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 October 6 12:54 EDT 2008. Contains 144667 sequences.


AT&T Labs Research