a(n) = smallest number which can be expressed as the product of a number and its reversal in exactly n different ways.

A066599

a(n) = smallest number which can be expressed as the product of a number and its reversal in exactly n different ways.

Terms

    a(0) =1a(1) =2520a(2) =635040a(3) =1015560a(5) =11158922880

External references