Definitions

1. noun

A number that is a Lehmer number, a type of pseudoprime, especially a number that is a Lehmer number of the first kind.

“The researcher studied Lehmer numbers to understand their properties and behavior.”

2. proper noun

George Paul Lehmer, an American mathematician, or Derrick Norman Lehmer, his son, who made significant contributions to number theory.

“Derrick Norman Lehmer’s work on number theory is still widely cited today.”