Lambda1___B_is_Lambda1 9 9 Lambda2 -1 0 the_lattice_point_paired_with_0 1 1 the_lattice_point_paired_with_Lambda1 9 9 the_lattice_point_paired_with_2Lambda1 17 17 the_lattice_point_paired_with_Lambda2 -1 0 the_lattice_point_paired_with_Lambda1+Lambda2 1 2 the_lattice_point_paired_with_2Lambda1+Lambda2 17 18