login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A027752 Numbers n such that n^2 + n + 3 is prime. 2
0, 1, 4, 7, 10, 19, 22, 25, 34, 37, 55, 70, 79, 94, 100, 112, 130, 139, 154, 157, 160, 172, 175, 187, 190, 217, 220, 229, 232, 250, 259, 262, 274, 289, 295, 304, 307, 322, 325, 334, 337, 364, 367, 370, 382, 397, 400, 415, 439, 442, 472, 475, 484 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

LINKS

P. De Geest, World!Of Numbers

PROG

(MAGMA) [n: n in [0..1000] |IsPrime(n^2+n+3)] [From Vincenzo Librandi, Nov 20 2010]

CROSSREFS

Sequence in context: A071415 A103408 A088408 * A161334 A111981 A080922

Adjacent sequences:  A027749 A027750 A027751 * A027753 A027754 A027755

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 13 06:53 EST 2012. Contains 205451 sequences.