a(n) is the largest (2n+1)-digit palindrome that is the product of two numbers having an equal number of digits.

A327435

a(n) is the largest (2n+1)-digit palindrome that is the product of two numbers having an equal number of digits.

Terms

    a(0) =9a(1) =999a(2) =99999a(3) =9999999a(4) =999969999a(5) =99999999999

External references