Formal target: Corpus.OEIS115366.conjecture
Conjecture: $a(n)/A006880(n) \rightarrow 1.77...$ where A006880(n) is the number of primes $\le 10^n$.
Exact formal statement
Exists.{1} fun L =>
And
(Filter.Tendsto.{0, 0}
(fun n =>
HDiv.hDiv.{0, 0, 0} (Nat.cast.{0} (Corpus.OEIS115366.a n))
(Nat.cast.{0} (HPow.hPow.{0, 0, 0} 10 n).primeCounting'))
Filter.atTop.{0} (nhds.{0} L))
(And (LE.le.{0} 1.77 L) (LE.le.{0} L 1.78))This target is a formal statement, not a proof of the problem.
Environment availability: available.