Lambda1___B_is_Lambda2 18 18 Lambda2 0 1 the_lattice_point_paired_with_0 0 0 the_lattice_point_paired_with_Lambda1 18 18 the_lattice_point_paired_with_2Lambda1 36 36 the_lattice_point_paired_with_Lambda2 2 3 the_lattice_point_paired_with_Lambda1+Lambda2 1 1 the_lattice_point_paired_with_2Lambda1+Lambda2 34 35