Erdős problem 1072
Erdős, Hardy, and Subbarao [HaSu02], believed that the number of for which is .
No current result
No reviewed Result is current in Vela Mathematics Program. Retained source material is shown below.
Retained declaration
FormalConjectures/ErdosProblems/1072.leanTrue ↔ {p | Nat.Prime p ∧ Erdos1072.f p = p - 1}.InfiniteOpenStatement only, no proof