Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A023249
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A023249 Numbers n such that n remains prime through 2 iterations of function f(x) = 3x + 10. +0
1
3, 7, 11, 17, 19, 47, 67, 109, 149, 151, 199, 227, 233, 347, 353, 359, 397, 431, 457, 487, 563, 571, 577, 607, 709, 809, 919, 947, 997, 1013, 1033, 1069, 1103, 1117, 1151, 1187, 1279, 1361, 1367, 1451, 1601, 1607, 1697, 1699, 1801, 1811, 1823, 1831, 1871, 1913 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A045419 A049098 A119992 this_sequence A090513 A081515 A023234

Adjacent sequences: A023246 A023247 A023248 this_sequence A023250 A023251 A023252

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 December 10 00:48 EST 2009. Contains 170565 sequences.


AT&T Labs Research