Erdős problem 968 · problems.science

Does the set {n | u n < u (n+1)} have positive lower density?

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5 retained statements2415f78e850a

FormalConjectures/ErdosProblems/

968.lean

Retained formal statement3 of 5

Erdős asked whether there are infinitely many solutions to uₙ > uₙ₊₁ > uₙ₊₂.

FormalConjectures/ErdosProblems/968.leanErdos968.erdos_968.variants.infinite_decreasingTriples1 lineExact file

1sorry ↔ {n | Erdos968.u n > Erdos968.u (n + 1) ∧ Erdos968.u (n + 1) > Erdos968.u (n + 2)}.Infinite

OpenStatement only, no proof