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Erdős problem 913

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Are there infinitely many nn such that if n(n+1)=∏ipiki n(n + 1) = \prod_i p_i^{k_i} is the factorisation into distinct primes then all exponents kik_i are distinct?

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How far the record reaches3 of 6 stages
  1. Sourceerdos-problems
  2. StatementRetained
  3. Formal3 retained
  4. ResolutionNone filed
  5. WorkNone recorded
  6. DecisionNone here
  7. The questionNot reached
What this record is missingResolution

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Number Theory576
Erdős problem 321accepted
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