A144723 a(n)= primes arising A144722

7, 19, 73, 433, 3457, 72577, 1669249, 43400449, 1302013441, 46872483841, 1734281902081, 67636994181121, 2840753755607041, 153400702802780161, 8743840059758469121, 638300324362368245761, 52978926922076564398081

Offset

1,1

Links

Table of n, a(n) for n=1..17.

Mathematica

k = 3; a = {}; Do[If[PrimeQ[k n + 1], AppendTo[a, k n+1 ]; k = k n ], {n, 1, 3000}]; a (*Artur Jasinski*)

Crossrefs

A046966, A046972, A144717, A144718, A144722, A144723, A144724, A144725, A144726, A144727, A144728, A144729, A144730, A144731

Sequence in context: A152008 A002533 A111011 * A062551 A155390 A269784

Adjacent sequences: A144720 A144721 A144722 * A144724 A144725 A144726

Keyword

nonn

Author

Artur Jasinski, Sep 19 2008

Status

approved