A132637 Composite number C(n) raised to power C(n).

256, 46656, 16777216, 387420489, 10000000000, 8916100448256, 11112006825558016, 437893890380859375, 18446744073709551616, 39346408075296537575424, 104857600000000000000000000, 5842587018385982521381124421, 341427877364219557396646723584

Offset: 1

Author

Omar E. Pol, Aug 24 2007

Keywords

• nonn

Crossrefs

Cf. A002808, A008973, A051674, A062312, A085534, A094724, A106575.

Programs

Mathematica

With[{nn=25},#^#&/@Complement[Range[2,nn],Prime[Range[PrimePi[nn]]]]] (* Harvey P. Dale, Aug 21 2011 *)

Formula

From Amiram Eldar, Nov 18 2020: (Start)

a(n) = A002808(n)^A002808(n).

1 + Sum_{n>=1} 1/a(n) = A094724. (End)

Extensions

More terms from Harvey P. Dale, Aug 21 2011