一、总览
历史期数
2,097
每期开出号码
20 个
号码范围
1 - 80
四数组合总数 C(80,4)
1,581,580
历史中出现过的组合
1,579,072
从未出现过的组合
2,508
出现率
99.841%
单组合最多出现次数
24 次
统计口径：把 1-80 的全部 C(80,4)=1,581,580 种 4 数组合逐一编号（colex 序），遍历每期开出的 C(20,4) 种组合累加。出现 0 次即「从未出现」。
二、出现次数分布
| 出现次数 | 组合数量 | 占比 | 分布 |
|---|---|---|---|
| 0 次（从未出现） | 2,508 | 0.1586% | |
| 1 次 | 16,567 | 1.0475% | |
| 2 次 | 52,916 | 3.3458% | |
| 3 次 | 113,275 | 7.1621% | |
| 4 次 | 181,795 | 11.4945% | |
| 5 次 | 233,766 | 14.7805% | |
| 6 次 | 250,553 | 15.8419% | |
| 7 次 | 229,989 | 14.5417% | |
| 8 次 | 184,624 | 11.6734% | |
| 9 次 | 131,941 | 8.3424% | |
| 10 次 | 84,812 | 5.3625% | |
| 11 次 | 49,276 | 3.1156% | |
| 12 次 | 26,485 | 1.6746% | |
| 13 次 | 13,192 | 0.8341% | |
| 14 次 | 5,909 | 0.3736% | |
| 15 次 | 2,487 | 0.1572% | |
| 16 次 | 979 | 0.0619% | |
| 17 次 | 321 | 0.0203% | |
| 18 次 | 129 | 0.0082% | |
| 19 次 | 41 | 0.0026% | |
| 20 次 | 14 | 0.0009% | |
| 21 次 | 0 | 0.0000% | |
| 22 次 | 0 | 0.0000% | |
| 23 次 | 0 | 0.0000% | |
| 24 次 | 1 | 0.0001% |
三、组合查询
输入 4 个不同的号码后点击查询。
四、从未出现过的四数组合
| 序号 | 四数组合 | 出现次数 |
|---|---|---|
| 1,901 | 55676975 | 0 |
| 1,902 | 23427075 | 0 |
| 1,903 | 43497075 | 0 |
| 1,904 | 23557075 | 0 |
| 1,905 | 55597075 | 0 |
| 1,906 | 17607075 | 0 |
| 1,907 | 20607075 | 0 |
| 1,908 | 26607075 | 0 |
| 1,909 | 02167275 | 0 |
| 1,910 | 02227275 | 0 |
| 1,911 | 24287275 | 0 |
| 1,912 | 02677275 | 0 |
| 1,913 | 24337375 | 0 |
| 1,914 | 04617375 | 0 |
| 1,915 | 43617375 | 0 |
| 1,916 | 23697375 | 0 |
| 1,917 | 08707375 | 0 |
| 1,918 | 02307475 | 0 |
| 1,919 | 33567475 | 0 |
| 1,920 | 07121476 | 0 |
| 1,921 | 05071576 | 0 |
| 1,922 | 05141976 | 0 |
| 1,923 | 01202276 | 0 |
| 1,924 | 02042376 | 0 |
| 1,925 | 12172376 | 0 |
| 1,926 | 10163176 | 0 |
| 1,927 | 01263176 | 0 |
| 1,928 | 09263176 | 0 |
| 1,929 | 01313476 | 0 |
| 1,930 | 04333476 | 0 |
| 1,931 | 20313576 | 0 |
| 1,932 | 02233676 | 0 |
| 1,933 | 08153776 | 0 |
| 1,934 | 15183776 | 0 |
| 1,935 | 12233776 | 0 |
| 1,936 | 08273776 | 0 |
| 1,937 | 04223876 | 0 |
| 1,938 | 17294076 | 0 |
| 1,939 | 29314076 | 0 |
| 1,940 | 15324076 | 0 |
| 1,941 | 01354176 | 0 |
| 1,942 | 22384176 | 0 |
| 1,943 | 01214276 | 0 |
| 1,944 | 06254276 | 0 |
| 1,945 | 01304276 | 0 |
| 1,946 | 14384276 | 0 |
| 1,947 | 17184376 | 0 |
| 1,948 | 08234476 | 0 |
| 1,949 | 26374476 | 0 |
| 1,950 | 10184576 | 0 |
| 1,951 | 04224576 | 0 |
| 1,952 | 06314576 | 0 |
| 1,953 | 04404576 | 0 |
| 1,954 | 07164676 | 0 |
| 1,955 | 15344676 | 0 |
| 1,956 | 08284776 | 0 |
| 1,957 | 29364776 | 0 |
| 1,958 | 18384776 | 0 |
| 1,959 | 07364976 | 0 |
| 1,960 | 26444976 | 0 |
| 1,961 | 10474976 | 0 |
| 1,962 | 29405076 | 0 |
| 1,963 | 30425076 | 0 |
| 1,964 | 31475076 | 0 |
| 1,965 | 06155176 | 0 |
| 1,966 | 15185176 | 0 |
| 1,967 | 31395176 | 0 |
| 1,968 | 31405176 | 0 |
| 1,969 | 42485176 | 0 |
| 1,970 | 04165276 | 0 |
| 1,971 | 15505276 | 0 |
| 1,972 | 42505276 | 0 |
| 1,973 | 08375376 | 0 |
| 1,974 | 22385376 | 0 |
| 1,975 | 37385376 | 0 |
| 1,976 | 06315476 | 0 |
| 1,977 | 18385476 | 0 |
| 1,978 | 17445476 | 0 |
| 1,979 | 50525476 | 0 |
| 1,980 | 04195576 | 0 |
| 1,981 | 08285576 | 0 |
| 1,982 | 04405576 | 0 |
| 1,983 | 40445576 | 0 |
| 1,984 | 40505576 | 0 |
| 1,985 | 08125776 | 0 |
| 1,986 | 09475776 | 0 |
| 1,987 | 01525776 | 0 |
| 1,988 | 11525776 | 0 |
| 1,989 | 17185876 | 0 |
| 1,990 | 17235876 | 0 |
| 1,991 | 18315876 | 0 |
| 1,992 | 22465876 | 0 |
| 1,993 | 46505876 | 0 |
| 1,994 | 25535876 | 0 |
| 1,995 | 23415976 | 0 |
| 1,996 | 17546176 | 0 |
| 1,997 | 09506276 | 0 |
| 1,998 | 08166476 | 0 |
| 1,999 | 08376476 | 0 |
| 2,000 | 04526476 | 0 |
每行是一组在全部历史开奖中都未出现过的组合。
五、出现次数最多的组合 Top 50
| 排名 | 组合 | 出现次数 |
|---|---|---|
| 1 | 15284870 | 24 |
| 2 | 03193880 | 20 |
| 3 | 03061373 | 20 |
| 4 | 03144648 | 20 |
| 5 | 14626874 | 20 |
| 6 | 01104754 | 20 |
| 7 | 12455164 | 20 |
| 8 | 19264153 | 20 |
| 9 | 11387173 | 20 |
| 10 | 27647378 | 20 |
| 11 | 11166162 | 20 |
| 12 | 02697378 | 20 |
| 13 | 02104859 | 20 |
| 14 | 01216369 | 20 |
| 15 | 21527071 | 20 |
| 16 | 10193253 | 19 |
| 17 | 08596162 | 19 |
| 18 | 02061758 | 19 |
| 19 | 02233745 | 19 |
| 20 | 15546077 | 19 |
| 21 | 14235873 | 19 |
| 22 | 52647178 | 19 |
| 23 | 17275369 | 19 |
| 24 | 08324174 | 19 |
| 25 | 10163554 | 19 |
| 26 | 18596673 | 19 |
| 27 | 13142370 | 19 |
| 28 | 02245079 | 19 |
| 29 | 27547778 | 19 |
| 30 | 15254563 | 19 |
| 31 | 13142848 | 19 |
| 32 | 11166171 | 19 |
| 33 | 14587174 | 19 |
| 34 | 40414853 | 19 |
| 35 | 03273651 | 19 |
| 36 | 11556569 | 19 |
| 37 | 01444978 | 19 |
| 38 | 08596366 | 19 |
| 39 | 01435354 | 19 |
| 40 | 08525666 | 19 |
| 41 | 12505367 | 19 |
| 42 | 11386271 | 19 |
| 43 | 11303254 | 19 |
| 44 | 09313664 | 19 |
| 45 | 08355963 | 19 |
| 46 | 06405758 | 19 |
| 47 | 05091956 | 19 |
| 48 | 03134773 | 19 |
| 49 | 06084758 | 19 |
| 50 | 06214952 | 19 |
六、开奖数据（共 2,097 期）
| 期号 | 开奖日期 | 开奖号码 |
|---|---|---|
| 2021086 | 2021-04-06 | 0103050915192127334047515356575859607071 |
| 2021087 | 2021-04-07 | 0103091314172030313637414647485064687077 |
| 2021088 | 2021-04-08 | 0312151821263839404244525965667174757678 |
| 2021089 | 2021-04-09 | 0206131517202330394344455253565961667476 |
| 2021090 | 2021-04-10 | 0709101415161721243943445055576163667580 |
| 2021091 | 2021-04-11 | 0103061213202122263947485155565766687980 |
| 2021092 | 2021-04-12 | 0304080918233133343649555759616364667579 |
| 2021093 | 2021-04-13 | 0509151619202225262735434560656869707276 |
| 2021094 | 2021-04-14 | 0103040507122124263642545556586165697279 |
| 2021095 | 2021-04-15 | 0104060715222428353739465160656770747577 |
| 2021096 | 2021-04-16 | 0913141722262832364146485156606367707677 |
| 2021097 | 2021-04-17 | 0207081519262737384349575960666768697374 |
| 2021098 | 2021-04-18 | 0102041213162028313641424651606162697678 |
| 2021099 | 2021-04-19 | 0308091016212730333435384346495054606264 |
| 2021100 | 2021-04-20 | 0305092028323437434445505460677072787980 |
| 2021101 | 2021-04-21 | 0203060910131923344044454854565965677077 |
| 2021102 | 2021-04-22 | 0408101214272831323639454650516364667478 |
| 2021103 | 2021-04-23 | 0217192022232532334042474958596667777879 |
| 2021104 | 2021-04-24 | 0107151621243840414549555659636770747678 |
| 2021105 | 2021-04-25 | 0809121315222324294651596162656667727678 |
| 2021106 | 2021-04-26 | 0710111213161821293940434751565968727579 |
| 2021107 | 2021-04-27 | 0305131718223031374350535455567275787980 |
| 2021108 | 2021-04-28 | 0102041216172126353840495253556263727779 |
| 2021109 | 2021-04-29 | 0109121518232732333842434446475255576263 |
| 2021110 | 2021-04-30 | 0107080912142334354348535456676971777880 |
| 2021111 | 2021-05-01 | 0311121522233142454850535657606367737677 |
| 2021112 | 2021-05-02 | 1213182325303141444549505455575860677477 |
| 2021113 | 2021-05-03 | 0409121516232526293047484951526371727380 |
| 2021114 | 2021-05-04 | 0208101718202931353740434551555867737779 |
| 2021115 | 2021-05-05 | 0102050710142127333638414452545659667071 |
| 2021116 | 2021-05-06 | 0305101519232728323442434849535865677377 |
| 2021117 | 2021-05-07 | 0102040608091314232728293033394661707379 |
| 2021118 | 2021-05-08 | 0307101719242627283235394146475662677576 |
| 2021119 | 2021-05-09 | 0409182021283032394041464853556072737477 |
| 2021120 | 2021-05-10 | 0206091317222533383942454850525961717879 |
| 2021121 | 2021-05-11 | 0608091011132325273236536367687374757879 |
| 2021122 | 2021-05-12 | 0105061112131923353749596064676869727880 |
| 2021123 | 2021-05-13 | 0204050910111415262830324850516163697578 |
| 2021124 | 2021-05-14 | 0206121521283135364142444757687375777879 |
| 2021125 | 2021-05-15 | 0509111213141819223540434449616369777880 |
| 2021126 | 2021-05-16 | 0205192425262933394042434546565961697779 |
| 2021127 | 2021-05-17 | 0205071114151620232425303346516264656973 |
| 2021128 | 2021-05-18 | 0102071219212235404750515556626368757980 |
| 2021129 | 2021-05-19 | 0812131415162730364453555658606162647375 |
| 2021130 | 2021-05-20 | 0114212224283741434445495354616369737480 |
| 2021131 | 2021-05-21 | 0405091924313436424347566467707176777880 |
| 2021132 | 2021-05-22 | 0107091011131417192022304151525360636770 |
| 2021133 | 2021-05-23 | 0304101427293236384445464748505363717477 |
| 2021134 | 2021-05-24 | 0105121321223132394448555657606162667677 |
| 2021135 | 2021-05-25 | 0405060709123233404243475059616466676979 |