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FilledSmallSquare CarmichaelLambda[n] gives the Carmichael function , defined as the smallest integer such that for all relatively prime to .

FilledSmallSquare Integer mathematical function (see Section A.3.10).

FilledSmallSquare CarmichaelLambda returns unevaluated if there is no integer satisfying the necessary conditions.

FilledSmallSquare See Section 3.2.4.

FilledSmallSquare See also: MultiplicativeOrder, EulerPhi, RealDigits.

FilledSmallSquare New in Version 4.

Further Examples