Extensions 1→N→G→Q→1 with N=C82M4(2) and Q=C2

Direct product G=N×Q with N=C82M4(2) and Q=C2
dρLabelID
C2×C82M4(2)64C2xC8o2M4(2)128,1604

Semidirect products G=N:Q with N=C82M4(2) and Q=C2
extensionφ:Q→Out NdρLabelID
C82M4(2)⋊1C2 = M4(2).30D4φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2):1C2128,708
C82M4(2)⋊2C2 = M4(2).31D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):2C2128,709
C82M4(2)⋊3C2 = M4(2).32D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):3C2128,710
C82M4(2)⋊4C2 = C42.275C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):4C2128,1678
C82M4(2)⋊5C2 = C42.276C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):5C2128,1679
C82M4(2)⋊6C2 = C42.277C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):6C2128,1680
C82M4(2)⋊7C2 = C42.278C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):7C2128,1681
C82M4(2)⋊8C2 = C42.280C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):8C2128,1683
C82M4(2)⋊9C2 = C42.281C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):9C2128,1684
C82M4(2)⋊10C2 = C42.283C23φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2):10C2128,1687
C82M4(2)⋊11C2 = M4(2)○D8φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2):11C2128,1689
C82M4(2)⋊12C2 = M4(2)⋊10D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):12C2128,1886
C82M4(2)⋊13C2 = M4(2)⋊11D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):13C2128,1887
C82M4(2)⋊14C2 = M4(2).20D4φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):14C2128,1888
C82M4(2)⋊15C2 = C42.385C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):15C2128,1905
C82M4(2)⋊16C2 = C42.386C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):16C2128,1906
C82M4(2)⋊17C2 = C42.387C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):17C2128,1907
C82M4(2)⋊18C2 = C42.388C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):18C2128,1908
C82M4(2)⋊19C2 = C42.390C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):19C2128,1910
C82M4(2)⋊20C2 = C42.391C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):20C2128,1911
C82M4(2)⋊21C2 = C23.5C42φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2):21C2128,489
C82M4(2)⋊22C2 = Q8.C42φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):22C2128,496
C82M4(2)⋊23C2 = D4.3C42φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):23C2128,497
C82M4(2)⋊24C2 = M4(2).24D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):24C2128,661
C82M4(2)⋊25C2 = C4.D43C4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):25C2128,663
C82M4(2)⋊26C2 = M4(2)○2M4(2)φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):26C2128,1605
C82M4(2)⋊27C2 = D4.5C42φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):27C2128,1607
C82M4(2)⋊28C2 = C42.262C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):28C2128,1656
C82M4(2)⋊29C2 = C42.678C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):29C2128,1657
C82M4(2)⋊30C2 = C42.264C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):30C2128,1661
C82M4(2)⋊31C2 = C42.265C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):31C2128,1662
C82M4(2)⋊32C2 = M4(2)⋊22D4φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):32C2128,1665
C82M4(2)⋊33C2 = C42.291C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):33C2128,1698
C82M4(2)⋊34C2 = C42.292C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):34C2128,1699
C82M4(2)⋊35C2 = C42.293C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):35C2128,1700
C82M4(2)⋊36C2 = C42.294C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):36C2128,1701
C82M4(2)⋊37C2 = C42.366C23φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2):37C2128,1868
C82M4(2)⋊38C2 = C42.367C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2):38C2128,1869
C82M4(2)⋊39C2 = C4×C8○D4φ: trivial image64C8o2M4(2):39C2128,1606

Non-split extensions G=N.Q with N=C82M4(2) and Q=C2
extensionφ:Q→Out NdρLabelID
C82M4(2).1C2 = C8.(C4⋊C4)φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).1C2128,565
C82M4(2).2C2 = M4(2).5Q8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).2C2128,683
C82M4(2).3C2 = M4(2).6Q8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).3C2128,684
C82M4(2).4C2 = M4(2).27D4φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).4C2128,685
C82M4(2).5C2 = M4(2).33D4φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).5C2128,711
C82M4(2).6C2 = M4(2).1C8φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).6C2128,885
C82M4(2).7C2 = C8.19M4(2)φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).7C2128,898
C82M4(2).8C2 = C42.279C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).8C2128,1682
C82M4(2).9C2 = M4(2)⋊3Q8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).9C2128,1895
C82M4(2).10C2 = M4(2)⋊4Q8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).10C2128,1896
C82M4(2).11C2 = C42.389C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).11C2128,1909
C82M4(2).12C2 = M4(2).C8φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).12C2128,110
C82M4(2).13C2 = M5(2)⋊7C4φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).13C2128,111
C82M4(2).14C2 = C8.16C42φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).14C2128,479
C82M4(2).15C2 = C8.14C42φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2).15C2128,504
C82M4(2).16C2 = C8.5C42φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2).16C2128,505
C82M4(2).17C2 = M4(2).3Q8φ: C2/C1C2 ⊆ Out C82M4(2)32C8o2M4(2).17C2128,654
C82M4(2).18C2 = C4.10D43C4φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).18C2128,662
C82M4(2).19C2 = C8.23C42φ: C2/C1C2 ⊆ Out C82M4(2)324C8o2M4(2).19C2128,842
C82M4(2).20C2 = C4⋊C4.7C8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).20C2128,883
C82M4(2).21C2 = C8.12M4(2)φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).21C2128,896
C82M4(2).22C2 = C42.286C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).22C2128,1692
C82M4(2).23C2 = C42.287C23φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).23C2128,1693
C82M4(2).24C2 = M4(2)⋊9Q8φ: C2/C1C2 ⊆ Out C82M4(2)64C8o2M4(2).24C2128,1694
C82M4(2).25C2 = C162M5(2)φ: trivial image64C8o2M4(2).25C2128,840

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