172期：《《02,07,12,17,18,19,22,25,26,27,28,34,35,36,37,46》》开：36√
173期：《《12,14,15,25,26,27,28,31,33,34,35,42,43,46,47,49》》开：38x
174期：《《01,03,07,11,16,18,20,23,24,26,28,30,34,44,46,48》》开：39x
175期：《《02,03,05,13,16,20,23,24,25,30,33,37,42,44,47,48》》开：30√
176期：《《01,07,08,13,15,17,20,21,23,24,25,26,31,35,40,43》》开：中？