Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A049491
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A049491 Numbers n such that n and n+128 both prime. +0
2
3, 11, 23, 29, 53, 71, 83, 101, 113, 149, 179, 239, 251, 269, 281, 293, 311, 359, 419, 443, 449, 479, 491, 503, 563, 599, 641, 659, 683, 701, 809, 839, 863, 881, 911, 941, 1103, 1109, 1151, 1163, 1193, 1301, 1319, 1361, 1439, 1451, 1481, 1493, 1499, 1571 (list; graph; listen)
OFFSET

1,1

EXAMPLE

11 and 11+128=139 both prime

CROSSREFS

Cf. A001359, A023200, A023202.

Sequence in context: A121471 A087078 A141226 this_sequence A000355 A163769 A100860

Adjacent sequences: A049488 A049489 A049490 this_sequence A049492 A049493 A049494

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu)

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 24 23:16 EST 2009. Contains 167481 sequences.


AT&T Labs Research