340期：开47对
01.02.04.05.06.07.08.10.11.12.14.15
16.18.19.21.22.23.25.26.27.28.29.32
33.35.37.38.39.40.42.43.46.47.48.49
341期：开18对
01,02,03,04,06,08,10,11,12,13,14,15,
16,18,20,22,23,24,25,26,27,28,30,32,
34,35,36,37,38,39,40,42,44,46,48,49
342期：
01,02,03,04,05,06,07,08,09,13,14,15,
16,17,18,19,20,21,25,26,27,28,29,30,
31,32,33,37,38,39,40,41,42,43,44,45,49