138期半数<<01,02,03,06,07,11,12,13,14,16,19,20,21,23,25,27,29,32,33,35,36,37,38,41,44,46,48,49>>】开49准
139期半数<<02,06,07,15,16,17,18,21,22,23,24,25,28,30,31,32,34,36,37,38,39,40,41,42,44,46,47,49>>】开24准
140期半数<<01,03,04,05,07,08,09,10,11,13,14,15,18,19,21,22,25,26,30,31,32,34,39,40,42,43,44,46>>】开16错
141期半数<<03,07,08,09,10,11,12,13,14,15,16,19,21,22,23,24,25,26,31,32,33,36,38,40,42,43,44,47>>】开？？