theorem proved term proof

`totient_three_pow_two`

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formal statement (Lean)

 799theorem totient_three_pow_two : totient (3 ^ 2) = 6 := by native_decide

Term-mode proof.

 800
 801/-- φ(5^k) values. -/

Lean names referenced from this declaration's body.

totient in IndisputableMonolith.NumberTheory.Primes.ArithmeticFunctions decl_use