A175086 Perfect powers m such that product of perfect divisors of x = m has solution.

1, 8, 16, 27, 64, 81, 125, 128, 216, 256, 343, 625, 729

Offset

1,2

Comments

Perfect divisor of n is divisor d such that d^k = n for some k >= 1. Subsequence of A001597 (perfect powers). See A175068 (product of perfect divisors of n) and A175086 (numbers m such that product of perfect divisors of x = m has no solution).

Links

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

Crossrefs

Sequence in context: A076405 A099997 A053093 * A348231 A331490 A039288

Adjacent sequences: A175083 A175084 A175085 * A175087 A175088 A175089

Keyword

nonn

Author

Jaroslav Krizek, Jan 24 2010

Status

approved