307期：16码≤≤01,02,08,09,11,13,21,22,25,32,36,37,40,41,45,46≥≥开：22对
308期：16码≤≤02,06,08,14,18,23,24,28,29,32,38,39,40,44,45,48≥≥开：18对
309期：16码≤≤01,08,09,11,19,20,25,26,27,28,32,35,36,38,40,43≥≥开：49错
310期：16码≤≤06,12,15,16,17,20,23,25,26,27,32,34,36,44,45,47≥≥开：37错
311期：16码≤≤02,03,04,06,08,10,12,16,19,24,25,29,31,33,41,43≥≥开：//