An odd prime power is a power 
, where 
is an odd prime and 
is a positive integer.
The first few odd prime powers are 3, 5, 7, 9, 11, 13, 17, 19, 23, ... (OEIS A061345, with the initial 1 omitted).
Odd Prime Power
See also
Odd Prime, Prime Number, Prime PowerExplore with Wolfram|Alpha
References
Sloane, N. J. A. Sequence A061345 in "The On-Line Encyclopedia of Integer Sequences."Referenced on Wolfram|Alpha
Odd Prime PowerCite this as:
Weisstein, Eric W. "Odd Prime Power." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/OddPrimePower.html