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A067258 Numbers n such that n, 2n+1, 3n+2, 4n+3, 5n+4 are primes. 7
5, 89, 12899, 35999, 45569, 83579, 108359, 154769, 175349, 196769, 206009, 209039, 303029, 374009, 420419, 489179, 513239, 641549, 658349, 709589, 765749, 775949, 862769, 991079, 1018709, 1057019, 1265549, 1527629, 1609739, 1621079 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..30.

MATHEMATICA

a={}; Do[p=Prime[n]; If[PrimeQ[p*2+1]&&PrimeQ[p*3+2]&&PrimeQ[p*4+3]&&PrimeQ[p*5+4], AppendTo[a, p]], {n, 1, 10^5}]; Print[a]; - Vladimir Joseph Stephan Orlovsky, Apr 29 2008

CROSSREFS

Cf. A000040, A005384, A067256, A067257, A101767-A101770.

Sequence in context: A028353 A191512 A015085 * A167424 A174591 A065197

Adjacent sequences:  A067255 A067256 A067257 * A067259 A067260 A067261

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Feb 20 2002

EXTENSIONS

More terms from Sascha Kurz, Mar 23 2002

STATUS

approved

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Last modified November 22 20:02 EST 2014. Contains 249827 sequences.