A079881 - OEIS

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A079881

mpf(n)^Omega(n), where mpf(n) is the median prime factor of n (A079879).

2

1, 2, 3, 4, 5, 4, 7, 8, 9, 4, 11, 8, 13, 4, 9, 16, 17, 27, 19, 8, 9, 4, 23, 16, 25, 4, 27, 8, 29, 27, 31, 32, 9, 4, 25, 16, 37, 4, 9, 16, 41, 27, 43, 8, 27, 4, 47, 32, 49, 125, 9, 8, 53, 81, 25, 16, 9, 4, 59, 16, 61, 4, 27, 64, 25, 27, 67, 8, 9, 125, 71, 32, 73, 4, 125, 8, 49, 27, 79, 32

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OFFSET

1,2

COMMENTS

A068794(n)<=a(n)<=A068795(n);

a(m)=m=A068794(m)=A068795(m) iff m is a prime power (A000961).

LINKS

Table of n, a(n) for n=1..80.

CROSSREFS

a(n)=A079879(n)^A001222(n), A033676, O000004.

Sequence in context: A227538 A068794 A130065 * A349958 A058084 A074882

Adjacent sequences: A079878 A079879 A079880 * A079882 A079883 A079884

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jan 13 2003

STATUS

approved