Problem

erdos:69

Irrational (∑' (n : ℕ), ↑(ArithmeticFunction.cardDistinctFactors (n + 2)) / 2 ^ (n + 2))

Open Current State

Declared status: proved
Formalization: formalized
Subjects: number theoryirrationality
OEIS: A262153
Sources: source:erdos-problemssource:formal-conjectures
Statement: www.erdosproblems.com

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