Smallest number expressible as (a^2-1)(b^2-1) in at least n distinct ways [with b>=a>1].

A063068

Smallest number expressible as (a^2-1)(b^2-1) in at least n distinct ways [with b>=a>1].

Terms

    a(0) =9a(1) =360a(2) =2880a(3) =241920a(4) =588107520

External references