276期：16码≤≤01,03,04,06,11,16,19,21,23,24,25,32,33,38,42,43≥≥开：43对
277期：16码≤≤06,07,11,17,19,21,23,24,25,30,31,36,39,43,46,47≥≥开：48错
278期：16码≤≤02,04,09,16,20,24,26,28,30,31,34,36,39,40,43,49≥≥开：22错
279期：16码≤≤09,12,14,16,17,18,21,32,34,36,37,38,42,45,47,49≥≥开：//