Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

1,4

A052126(n)<=a(n)<=A032742(n);

a(m)=A032742(m)=A052126(m) iff m is a prime power (A000961).

Table of n, a(n) for n=1..84.

a(n)=n/A079879(n), A033676.

Sequence in context: A020952 A079554 A247892 * A159353 A032742 A060654

Adjacent sequences: A079877 A079878 A079879 * A079881 A079882 A079883

nonn

Reinhard Zumkeller, Jan 13 2003

approved