166期：→№←【02,05,08,10,15,16,17,20,21,22,24,25,28,29,30,32,37,38,40,42,45,46,48,49】开：40对
167期：→№←【02,03,04,08,09,15,16,17,18,19,20,21,24,25,26,27,36,38,39,40,41,42,45,46】开：26对
168期：→№←【02,03,04,05,06,10,15,17,18,20,21,23,27,30,32,34,35,36,37,38,43,45,47,49】开：17对
169期：→№←【01,03,06,10,11,13,15,17,20,25,26,27,28,31,34,35,36,37,40,41,42,45,47,49】开：**