Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A023301
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A023301 Numbers n such that n remains prime through 3 iterations of function f(x) = 10x + 9. +0
2
13, 139, 293, 331, 547, 967, 1049, 1399, 1567, 1889, 1997, 2087, 2137, 2309, 2423, 2437, 2753, 2939, 3719, 3761, 3919, 4451, 4517, 4621, 6089, 7001, 7741, 8423, 8849, 9437, 10487, 11657, 12007, 12347, 12823, 13469, 15289, 15373, 15661, 17737, 17989 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A113579 A090505 A088096 this_sequence A023329 A142896 A125425

Adjacent sequences: A023298 A023299 A023300 this_sequence A023302 A023303 A023304

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 November 25 20:09 EST 2009. Contains 167514 sequences.


AT&T Labs Research