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 |
|---|---|---|
| - | 14182534 | 0 |
| - | 20303135 | 0 |
| - | 12142042 | 0 |
| - | 06234351 | 0 |
| - | 17255254 | 0 |
| - | 05194555 | 0 |
| - | 07244855 | 0 |
| - | 20234156 | 0 |
| - | 12224458 | 0 |
| - | 29395360 | 0 |
| - | 08313261 | 0 |
| - | 35516061 | 0 |
| - | 03185864 | 0 |
| - | 15315066 | 0 |
| - | 17295467 | 0 |
| - | 17384275 | 0 |
| - | 20315975 | 0 |
| - | 22385376 | 0 |
| - | 22457577 | 0 |
| - | 09565779 | 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 |
|---|---|---|
| 2021136 | 2021-05-26 | 0206081718252830404546515460626566717375 |
| 2021137 | 2021-05-27 | 0108111629313538394152575961626369717374 |
| 2021138 | 2021-05-28 | 0204050608091319222329354041485052545777 |
| 2021139 | 2021-05-29 | 2526323742444549505157626567686970737577 |
| 2021140 | 2021-05-30 | 0306082330354041444647505254586667687178 |
| 2021141 | 2021-05-31 | 0710131423323739434651535458606172737480 |
| 2021142 | 2021-06-01 | 0102071516182021242529354052546265667078 |
| 2021143 | 2021-06-02 | 0308121316213436373844454754555864656970 |
| 2021144 | 2021-06-03 | 0104081920232529353942455054586165677173 |
| 2021145 | 2021-06-04 | 0209232425263233444850525354556063667579 |
| 2021146 | 2021-06-05 | 0105081921242635364246545961626366747778 |
| 2021147 | 2021-06-06 | 0506112122232434373840445253555761707177 |
| 2021148 | 2021-06-07 | 0305081013192123273034354043465456577273 |
| 2021149 | 2021-06-08 | 0507101118192026323841474851535967747879 |
| 2021150 | 2021-06-09 | 0413141724252730374043445359627475767778 |
| 2021151 | 2021-06-10 | 0103060918313339414243475355616263767779 |
| 2021152 | 2021-06-11 | 0108112631333639424550515557616265677479 |
| 2021153 | 2021-06-12 | 2227293031323639404144475152576061687380 |
| 2021154 | 2021-06-13 | 0203101416242630374246495255626768697879 |
| 2021155 | 2021-06-14 | 0106202526293437384550515354585967727477 |
| 2021156 | 2021-06-15 | 0506111315172021303639444749526366697172 |
| 2021157 | 2021-06-16 | 0105091719283741424349505556596467697172 |
| 2021158 | 2021-06-17 | 0109121619212325263132344344485659717275 |
| 2021159 | 2021-06-18 | 0611212627384243515256596264707172737880 |
| 2021160 | 2021-06-19 | 0209111320262732353638424354596365687274 |
| 2021161 | 2021-06-20 | 0508091525262831363855575860666870747879 |
| 2021162 | 2021-06-21 | 0922293032343637424447515357616469717579 |
| 2021163 | 2021-06-22 | 0408091718222429373843475256576364707578 |
| 2021164 | 2021-06-23 | 0102030709202326273136373946515859636470 |
| 2021165 | 2021-06-24 | 0204061011151738394046496265666970717276 |
| 2021166 | 2021-06-25 | 0203071314162327283045485455575864657177 |
| 2021167 | 2021-06-26 | 0815172022252631394042465055565962646574 |
| 2021168 | 2021-06-27 | 0204061112162225273338394748495660697174 |
| 2021169 | 2021-06-28 | 0206101419222425343941424547484951525960 |
| 2021170 | 2021-06-29 | 0810111318252837394044525456587075767880 |
| 2021171 | 2021-06-30 | 0102111322404143445253545558596466737579 |
| 2021172 | 2021-07-01 | 1624252634354346474952556465717273767879 |
| 2021173 | 2021-07-02 | 0506151718192327313441434953565863657579 |
| 2021174 | 2021-07-03 | 0304070809131821232839485059606163657779 |
| 2021175 | 2021-07-04 | 0111141920273031374047484950616567697578 |
| 2021176 | 2021-07-05 | 0205112528303640424344525355596065697179 |
| 2021177 | 2021-07-06 | 0311131419202330343536505557636566707378 |
| 2021178 | 2021-07-07 | 0911141923262831323339414348496264687778 |
| 2021179 | 2021-07-08 | 0204050809111317303435455054566566737576 |
| 2021180 | 2021-07-09 | 0102050911121418252631363743546061656880 |
| 2021181 | 2021-07-10 | 0102050622283138404748535960616467687278 |
| 2021182 | 2021-07-11 | 0118213035364041434952596365676970717480 |
| 2021183 | 2021-07-12 | 0608192230323637495255596061626471757879 |
| 2021184 | 2021-07-13 | 1011151719223037394548565758616364717579 |
| 2021185 | 2021-07-14 | 0102030410112022303234444850545558596080 |