A171755 Least positive integer k where k is a perfect power and the number of divisors of k = A001597(n).

1, 8, 128, 36, 216, 1296, 900, 2147483648, 7776, 46656, 27000, 44100, 10077696, 60466176, 810000, 170141183460469231731687303715884105728, 362797056, 2176782336, 5832000, 24300000, 1587600, 2822400, 9261000, 2821109907456

Offset

1,2

Comments

a(n) is the least member of A001597 such that A000005(a(n)) = A001597(n).

Links

Ray Chandler, Table of n, a(n) for n=1..113

Crossrefs

Cf. A175050, A175051.

Sequence in context: A297214 A034220 A034239 * A338808 A363330 A233089

Adjacent sequences: A171752 A171753 A171754 * A171756 A171757 A171758

Keyword

nonn

Author

Ray Chandler, Dec 17 2009

Status

approved