Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A060048
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A060048
%S A060048 1,2,2,3,5,5,7,11,11,13,13,17,19,19,23,23,29,31,31,37,37,41,43,43,47,
%T A060048 47,53,53,59,61,61,67,67,71,71,73,79,79,83,83,89,97,97,101,101,103,103,
%U A060048 107,109,109,113,113,127,127,131,131,137,139,139,149,149,151,151,157
%N A060048 a(1) = 1 and for n>1 a(n) = Max { q prime | q# < p(n)# / q# } where p(i) 
               = A000040(i) and p(i)# = A002110(i), primorial.
%e A060048 p(10) = 29: 2*3*5*7*11*13 < 17*19*23*29 and as 2*3*5*7*11*13*17 > 19*23*29 
               we have a(10) = 13.
%Y A060048 A000040, A002110.
%Y A060048 Sequence in context: A008507 A028364 A011971 this_sequence A110699 A035537 
               A101779
%Y A060048 Adjacent sequences: A060045 A060046 A060047 this_sequence A060049 A060050 
               A060051
%K A060048 nonn
%O A060048 1,2
%A A060048 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 06 2001

    
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 9 18:50 EST 2009. Contains 170568 sequences.


AT&T Labs Research