Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A023234
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A023234 Numbers n such that n and 9n + 4 both prime. +0
1
3, 7, 11, 17, 23, 31, 37, 41, 67, 71, 73, 83, 97, 107, 113, 137, 163, 191, 193, 197, 223, 263, 283, 307, 311, 317, 337, 353, 367, 373, 401, 421, 461, 491, 577, 601, 613, 617, 631, 643, 647, 653, 661, 683, 727, 743, 751, 773, 797, 821, 823, 853, 857, 881, 883, 907, 947 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Adjacent sequences: A023231 A023232 A023233 this_sequence A023235 A023236 A023237

Sequence in context: A023249 A090513 A081515 this_sequence A134707 A047838 A029715

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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 13 20:18 EDT 2008. Contains 145016 sequences.


AT&T Labs Research