lean_workbook_plus_62828

Disproved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

Prove that for $\forall n \in N^+$ , $4^n+n^4$ is not a prime.

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_62828 : ∀ n : ℕ, 0 < n → ¬ (Nat.Prime (4^n+n^4))   :=  by sorry

Source