As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT AFTER TAKEOFF, AIRCRAFT WANTED TO FLY RIGHT WING DOWN, NOT STRAIGHT. AFTER ALTITUDE WAS REACHED, PROBLEM WENT AWAY. AFTER REACHING AN ALTITUDE OF 12788 CREW STATED THAT IN CLIMB AIRCRAFT TENDED TO FAVOR LT WING LOW AND AT HIGHER THAN NORMAL CRUISE FAVORED RT WING LOW CREW HAD NO ECAM MESSAGES AND NO MESSAGES ON POST FLIGHT REPORT.