Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A106882
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A106882 Primes of the form 2x^2+2xy+5y^2, with x and y nonnegative. +0
2
2, 5, 17, 29, 53, 89, 101, 137, 149, 173, 197, 257, 269, 281, 293, 317, 353, 401, 449, 461, 509, 521, 593, 617, 641, 653, 677, 701, 797, 809, 857, 881, 929, 941, 953, 977, 1049, 1061, 1109, 1181, 1193, 1217, 1229, 1277, 1289, 1373, 1409, 1433, 1481 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-36. See A106856 for more information.

CROSSREFS

Sequence in context: A077217 A120847 A019353 this_sequence A101009 A066649 A075345

Adjacent sequences: A106879 A106880 A106881 this_sequence A106883 A106884 A106885

KEYWORD

nonn,easy

AUTHOR

T. D. Noe (noe(AT)sspectra.com), May 09 2005

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 4 15:51 EST 2008. Contains 151308 sequences.


AT&T Labs Research