160期：02,03,04,05,06,07,10,11,15,16,18,20,22,23,25,27,29,33,34,35,36,44,45,48··（共半数）开25准
161期：02,05,10,11,12,14,15,16,19,20,23,26,27,31,32,33,34,36,37,39,43,44,46,49··（共半数）开35错
162期：01,02,04,07,09,10,11,14,15,20,21,23,25,26,32,34,37,38,39,40,44,45,46,48··（共半数）开31错
163期：01,03,04,07,09,10,11,12,18,19,23,26,27,28,30,31,35,37,38,39,40,41,43,47··（共半数）开？？！