Erdős Problem #403 — Powers of Two as Sums of Distinct Factorials

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Does the equation

2m=∑a∈Sa!2^m=\sum_{a\in S}a!

have only finitely many solutions (m,S)(m,S), where m∈Nm\in\mathbb{N} and S⊆NS\subseteq\mathbb{N} is finite with every a∈Sa\in S positive?

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