301期━┳━半数粒中特━┳━《03,04,06,07,08,09,10,13,14,15,17,18,25,27,28,30,33,34,36,37,38,39,40,41,44,45,46,48》━┳━开：18准
302期━┳━半数粒中特━┳━《01,02,03,04,05,06,07,08,10,12,14,16,19,21,22,24,25,26,29,31,32,33,36,37,40,41,44,48》━┳━开：06准
303期━┳━半数粒中特━┳━《03,04,06,09,10,11,13,14,15,17,18,21,22,23,25,27,28,29,32,33,36,39,41,43,44,45,47,48》━┳━开：33准
304期━┳━半数粒中特━┳━《02,03,04,05,06,07,13,14,15,18,20,21,22,23,24,25,27,28,29,32,33,35,36,38,40,44,46,48》━┳━开：10错
305期━┳━半数粒中特━┳━《02,04,06,07,08,13,14,15,16,21,23,24,26,27,28,32,33,35,36,38,39,40,41,42,43,45,48,49》━┳━开：16准
306期━┳━半数粒中特━┳━《01,02,03,04,05,06,07,09,10,11,13,16,17,18,20,22,24,25,29,31,38,39,40,41,43,46,47,49》━┳━开：？？？