Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A031215
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A031215
%S A031215 3,7,13,19,29,37,43,53,61,71,79,89,101,107,113,131,139,151,163,173,
%T A031215 181,193,199,223,229,239,251,263,271,281,293,311,317,337,349,359,
%U A031215 373,383,397,409,421,433,443,457,463,479,491,503,521,541,557,569
%N A031215 (2n)-th prime.
%C A031215 Also every second odd prime. - Cino Hilliard (hillcino368(AT)hotmail.com), 
               Dec 02 2007
%p A031215 with(numtheory): A031215 := n->ithprime(2*n);
%Y A031215 Cf. A000040, A031368.
%Y A031215 Sequence in context: A100458 A000960 A147614 this_sequence A099957 A086148 
               A167462
%Y A031215 Adjacent sequences: A031212 A031213 A031214 this_sequence A031216 A031217 
               A031218
%K A031215 nonn
%O A031215 1,1
%A A031215 Jeff Burch (jmburch(AT)osprey.smcm.edu)

    
page 1

Search completed in 0.001 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 6 22:55 EST 2009. Contains 170429 sequences.


AT&T Labs Research