Possibly the only integers of the form sqrt(m^2*(m^2-1)*2/3) [only checked for the first 5 terms].

A072818

Possibly the only integers of the form sqrt(m^2*(m^2-1)*2/3) [only checked for the first 5 terms].

Terms

    a(0) =0a(1) =20a(2) =1960a(3) =192060a(4) =18819920a(5) =1844160100a(6) =180708869880

External references