167期：大头龙{{02,03,11,13,14,15,16,18,19,20,21,23,25,26,27,31,34,36,39,41,43,44,47,48}}开：19有
168期：大头龙{{02,04,05,06,07,09,19,20,21,23,24,25,28,29,30,31,35,39,40,41,42,44,45,48}}开：15无
169期：大头龙{{01,02,03,04,05,06,07,09,13,16,21,23,24,26,27,29,30,31,34,35,39,42,43,44}}开：24有
170期：大头龙{{03,04,06,09,11,12,13,14,16,27,28,29,30,31,32,34,36,38,40,45,46,47,48,49}}开：03有
171期：大头龙{{01,02,03,06,08,09,10,14,16,19,20,26,29,32,33,34,36,41,42,44,45,46,47,48}}开：28无
172期：大头龙{{02,04,07,08,12,16,17,18,22,23,26,28,29,33,35,39,40,42,43,44,45,46,47,48}}开：44有
173期：大头龙{{05,06,09,14,16,17,20,21,22,24,25,26,27,30,31,32,35,37,39,40,41,44,45,46}}开：？？