theorem proved term proof

`primeCounting_thirteen`

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formal statement (Lean)

 386theorem primeCounting_thirteen : primeCounting 13 = 6 := by

Term-mode proof.

 387  native_decide
 388
 389/-- π(17) = 7. -/

Lean names referenced from this declaration's body.

primeCounting in IndisputableMonolith.NumberTheory.Primes.ArithmeticFunctions decl_use