Lambda1___B_is_Lambda2 13 13 Lambda2 0 1 the_lattice_point_paired_with_0 0 0 the_lattice_point_paired_with_Lambda1 2 2 the_lattice_point_paired_with_2Lambda1 26 26 the_lattice_point_paired_with_Lambda2 0 1 the_lattice_point_paired_with_Lambda1+Lambda2 1 2 the_lattice_point_paired_with_2Lambda1+Lambda2 26 27