Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A140003
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A140003 Primes of the form 8x^2+8xy+167y^2. +0
2
167, 263, 503, 743, 887, 1223, 1487, 1583, 1823, 1847, 2063, 2087, 2207, 2543, 2903, 3167, 3407, 3527, 3863, 4127, 4463, 4583, 4703, 4967, 5783, 5807, 5903, 6047, 6287, 6863, 7103, 7127, 7487, 7607, 7823, 8087, 8423, 8447, 8543, 8663 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-5280. See A139827 for more information.

Also primes of the forms 32x^2+16xy+167y^2 and 32x^2+24xy+87y^2. See A140633. - T. D. Noe (noe(AT)sspectra.com), May 19 2008

FORMULA

The primes are congruent to {167, 263, 503, 527, 623, 743, 767, 887, 1007, 1223} (mod 1320).

CROSSREFS

Sequence in context: A142664 A142329 A088291 this_sequence A015992 A065216 A142485

Adjacent sequences: A140000 A140001 A140002 this_sequence A140004 A140005 A140006

KEYWORD

nonn,easy

AUTHOR

T. D. Noe (noe(AT)sspectra.com), May 02 2008

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 3 16:57 EST 2008. Contains 151279 sequences.


AT&T Labs Research