Find the Concurrent Program for Request set

select user_concurrent_program_name
  from fnd_concurrent_programs_tl
 where concurrent_program_id in
          (select concurrent_program_id
             from fnd_request_set_programs
            where request_set_id =
                     (select request_set_id
                        from fnd_request_sets_tl
                       where upper(user_request_set_name) = upper('&request_set_name')));