Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A139914
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A139914 Primes of the form 4x^2+4xy+71y^2. +0
2
71, 79, 151, 191, 239, 359, 431, 599, 631, 751, 911, 919, 991, 1031, 1439, 1471, 1759, 1831, 1871, 1999, 2039, 2111, 2311, 2591, 2671, 2711, 2879, 3119, 3271, 3319, 3511, 3719, 4111, 4159, 4271, 4391, 4519, 4799, 4831, 4951, 4999, 5119 (list; graph; listen)
OFFSET

1,1

COMMENT

Discriminant=-1120. See A139827 for more information.

FORMULA

The primes are congruent to {39, 71, 79, 151, 191, 239} (mod 280).

CROSSREFS

Sequence in context: A104843 A127316 A033245 this_sequence A039392 A043215 A043995

Adjacent sequences: A139911 A139912 A139913 this_sequence A139915 A139916 A139917

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 14:12 EST 2008. Contains 151279 sequences.


AT&T Labs Research