If ,
there exists a Poulet number between
and
. The theorem was proved in 1965.
Rotkiewicz Theorem
See also
Poulet NumberExplore with Wolfram|Alpha
References
Rotkiewicz, A. "Les intervalles contenants les nombres pseudopremiers." Rend. Circ. Mat. Palermo Ser. 2 14, 278-280, 1965.Rotkiewicz, A. "Sur les nombres de Mersenne dépourvus de diviseurs carrés et sur les nombres naturelsReferenced on Wolfram|Alpha
Rotkiewicz TheoremCite this as:
Weisstein, Eric W. "Rotkiewicz Theorem." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/RotkiewiczTheorem.html