a(n) = smallest number m such that decimal expansion of m^2 has exactly (n+1) digits n.

A175635

a(n) = smallest number m such that decimal expansion of m^2 has exactly (n+1) digits n.

Terms

    a(0) =0a(1) =11a(2) =149a(3) =1156a(4) =2538a(5) =22925a(6) =163284a(7) =2116076a(8) =9321378a(9) =31622764

External references