The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A089440 14*p+13 and p are primes. 5
 2, 5, 11, 17, 29, 41, 59, 89, 101, 107, 131, 137, 149, 167, 191, 227, 239, 251, 269, 281, 317, 347, 359, 419, 431, 449, 467, 479, 521, 587, 659, 677, 719, 761, 797, 857, 881, 941, 977, 1031, 1049, 1061, 1091, 1151, 1181, 1187, 1277, 1289, 1307, 1409, 1427 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..1000 MATHEMATICA q=13; lst={}; Do[p=Prime[n]; If[PrimeQ[(q+1)*p+q], AppendTo[lst, p]], {n, 6!}]; lst (* Vladimir Joseph Stephan Orlovsky, Mar 10 2009 *) Select[Prime[Range[250]], PrimeQ[14#+13]&] (* Harvey P. Dale, Oct 24 2014 *) PROG (PARI) diff2p(n, a, b) = { forprime(x=3, n, y=(x-a)/b; if(y==floor(y), if(isprime(y), print1(y", ")) ) ) } CROSSREFS Sequence in context: A111166 A064337 A076873 * A228353 A055499 A014424 Adjacent sequences:  A089437 A089438 A089439 * A089441 A089442 A089443 KEYWORD easy,nonn AUTHOR Cino Hilliard, Dec 28 2003 EXTENSIONS Definition corrected by Vaclav Kotesovec, Sep 29 2014 Offset changed by Harvey P. Dale, Oct 24 2014 STATUS approved

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

Last modified June 2 10:57 EDT 2020. Contains 334771 sequences. (Running on oeis4.)