Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A106977
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A106977 Primes of the form 4x^2-3xy+6y^2, with x and y nonnegative. +0
1
7, 109, 139, 181, 241, 277, 439, 457, 463, 547, 613, 631, 643, 661, 673, 691, 811, 919, 937, 1051, 1069, 1093, 1231, 1321, 1327, 1543, 1579, 1657, 1741, 1747, 2053, 2083, 2113, 2269, 2311, 2437, 2503, 2539, 2677, 2731, 2887, 2953, 2971, 3049 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-87. See A106856 for more information.

CROSSREFS

Adjacent sequences: A106974 A106975 A106976 this_sequence A106978 A106979 A106980

Sequence in context: A033516 A130629 A137648 this_sequence A142480 A096498 A123804

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 October 7 14:39 EDT 2008. Contains 144666 sequences.


AT&T Labs Research