Least k such that the rank of the elliptic curve y^2 = x^3 - k^2*x + 1 is n, or -1 if no such k exists.

A372543

Least k such that the rank of the elliptic curve y^2 = x^3 - k^2*x + 1 is n, or -1 if no such k exists.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =4a(4) =8a(5) =17a(6) =61a(7) =347a(8) =3778a(9) =11416

External references