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

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A131210 Numbers n such that 24n-1 is prime. 2
1, 2, 3, 7, 8, 10, 11, 13, 15, 16, 18, 20, 21, 25, 27, 30, 31, 35, 36, 37, 38, 41, 43, 46, 48, 51, 55, 57, 60, 62, 63, 65, 66, 67, 76, 77, 78, 85, 86, 87, 88, 92, 98, 100, 101, 102, 106, 108, 111, 112, 113, 120, 121, 122, 125, 126, 130, 132, 133, 140, 142, 147, 151, 153 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..64.

PROG

(MAGMA) [n: n in [0..500]|IsPrime(24*n-1)][From V.Librandi, Nov 23 2010]

CROSSREFS

Sequence in context: A054996 A129341 A115985 * A088340 A163517 A047532

Adjacent sequences:  A131207 A131208 A131209 * A131211 A131212 A131213

KEYWORD

nonn

AUTHOR

Zak Seidov, Oct 29 2007

STATUS

approved

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

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

Last modified December 21 10:54 EST 2014. Contains 252306 sequences.