168期：<<09,11,14,15,17,19,21,26,28,29,33,34,42,44,46,49>>开：15有
169期：<<02,03,07,08,10,13,18,19,22,27,29,31,33,41,44,47>>开：24无
170期：<<02,04,10,11,20,23,27,28,34,35,36,38,39,42,47,48>>开：03无
171期：<<01,09,10,12,14,18,22,23,28,30,31,32,34,38,42,43>>开：28有
172期：<<01,07,11,15,16,17,19,21,22,23,32,33,34,37,46,48>>开：88