270期:24个:【04.08.10.12.13.14.16.18.19.21.22.24.29.32.34.35.36.37.40.41.43.44.46.48】开;35准
271期:24个:【01.04.07.10.11.14.16.17.19.20.22.29.31.32.33.34.37.38.39.40.42.43.46.49】开;06错
272期:24个:【01.02.04.05.06.10.14.15.16.20.21.24.26.27.33.34.36.37.39.42.43.45.47.48】开;36准
273期:24个:【02.03.04.05.06.07.09.14.17.21.23.25.26.31.32.34.35.36.39.41.43.46.48.49】开;04准
274期:24个:【01.02.04.05.06.10.11.13.15.16.18.20.26.30.37.39.41.42.43.44.45.46.47.49】开;44准
275期:24个:【03.04.05.07.18.23.25.27.29.30.31.32.35.36.37.40.41.42.44.45.46.47.48.49】开;45准
276期:24个:【01.03.04.06.14.15.17.19.20.21.22.24.26.27.31.32.33.34.38.39.42.44.46.49】开;//?