281期：大头龙{{02,03,05,07,08,12,13,17,19,20,21,24,25,27,28,31,35,39,41,44,45,46,47,49}}开：17有
282期：大头龙{{01,03,04,05,06,10,12,16,17,18,22,26,27,28,29,31,33,34,35,39,40,44,46,48}}开：30无
283期：大头龙{{01,08,09,16,18,19,20,21,23,24,28,32,33,34,35,36,37,39,40,44,45,46,47,48}}开：39有
284期：大头龙{{01,02,04,06,07,12,13,15,16,17,22,23,29,30,31,32,33,35,36,41,42,47,48,49}}开：17有
285期：大头龙{{02,06,07,08,11,16,17,19,20,21,22,24,25,26,28,32,36,38,40,42,43,44,45,48}}开：33无
286期：大头龙{{03,04,08,09,10,11,15,16,18,20,21,23,28,31,34,35,38,39,40,42,44,45,47,49}}开：？？