Difference between revisions of "Leyland number"

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Revision as of 20:12, 31 July 2019

A Leyland number is a number that can be expressed in the form [math]x^y+y^x[/math], where x and y are positive integers. These numbers are named after Paul Leyland, who first studied these numbers. The first few nontrivial Leyland numbers are given by OEIS sequence A076980.

History

See also

Category:Leyland prime P