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A175701 a(n) = n ^ (phi(n)+1), phi(n) = A000010(n) = Euler totient function. 1
1, 4, 27, 64, 3125, 216, 823543, 32768, 4782969, 100000, 285311670611, 248832, 302875106592253, 105413504, 38443359375, 68719476736, 827240261886336764177, 612220032, 1978419655660313589123979 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..300

FORMULA

a(n) = n*A062981(n). - R. J. Mathar, Apr 01 2014

EXAMPLE

For n = 6, a(6) = 6 ^ (phi(6)+1) = 6 ^ (A000010(6)+1) = 6 ^ (2+1) = 216.

MAPLE

A175701 := proc(n)

    n^(numtheory[phi](n)+1) ;

end proc: # R. J. Mathar, Apr 01 2014

MATHEMATICA

Table[n^(EulerPhi[n]+1), {n, 1, 30}] (* Vincenzo Librandi, Jul 13 2012 *)

PROG

(MAGMA) [n^(EulerPhi(n)+1): n in [1..25]]; // Vincenzo Librandi, Jul 13 2012

(PARI) a(n)=n^(eulerphi(n)+1) \\ Charles R Greathouse IV, Mar 05 2013

CROSSREFS

Sequence in context: A186882 A097792 A058067 * A227866 A180576 A158186

Adjacent sequences:  A175698 A175699 A175700 * A175702 A175703 A175704

KEYWORD

nonn

AUTHOR

Jaroslav Krizek, Aug 09 2010

STATUS

approved

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Last modified October 18 10:28 EDT 2017. Contains 293507 sequences.