Exact computational search in the full 2-torsion/3-torsion family with p=-9, q=16; A=(3q-p)(p+q)^3=19551, B=-(p+3q)(p-q)^3=609375. The listed points are independent modulo torsion by the exact 2-descent Kummer squareclass map. The rank is a proven lower bound; no upper bound is claimed.
Natanael Wildner Fraga ·