a(n) = smallest number m such that m^2 has exactly n decimal digits n.
A179895
a(n) = smallest number m such that m^2 has exactly n decimal digits n.
Terms
- a(0) =1a(1) =1a(2) =15a(3) =586a(4) =212a(5) =22485a(6) =68313a(7) =278874a(8) =623609a(9) =3082207
External references
- oeis: A179895