A161964 Prime(n) raised to the nonprime(n)-th power.

1, 3, 625, 117649, 214358881, 10604499373, 2015993900449, 2213314919066161, 11592836324538749809, 8629188747598184440949, 727423121747185263828481, 16890053810563300749953435929, 180167782956420929503029846064801

Offset

1,2

Links

Table of n, a(n) for n=1..13.

Formula

a(n)=A000040(n)^A141468(n).

Example

a(1)=2^0=1. a(2)=3^1=3. a(3)=5^4=625.

Mathematica

nn=20; With[{prs=Prime[Range[nn]]}, First[#]^Last[#]&/@Thread[{prs, Take[ Complement[Range[0, Last[prs]+1], prs], nn]}]] (* Harvey P. Dale, Sep 24 2011 *)

Crossrefs

Cf. A000040, A086701, A141468.

Sequence in context: A368685 A225761 A140029 * A229688 A287890 A091261

Adjacent sequences: A161961 A161962 A161963 * A161965 A161966 A161967

Keyword

nonn

Author

Juri-Stepan Gerasimov, Jun 23 2009

Extensions

Extended by R. J. Mathar, Aug 14 2009

Status

approved