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Extensions 1→N→G→Q→1 with N=C2 and Q=C8⋊D4

Direct product G=N×Q with N=C2 and Q=C8⋊D4
dρLabelID
C2×C8⋊D464C2xC8:D4128,1783


Non-split extensions G=N.Q with N=C2 and Q=C8⋊D4
extensionφ:Q→Aut NdρLabelID
C2.1(C8⋊D4) = C24.67D4central extension (φ=1)64C2.1(C8:D4)128,541
C2.2(C8⋊D4) = C24.75D4central extension (φ=1)64C2.2(C8:D4)128,626
C2.3(C8⋊D4) = C24.76D4central extension (φ=1)64C2.3(C8:D4)128,627
C2.4(C8⋊D4) = C2.(C8⋊D4)central extension (φ=1)128C2.4(C8:D4)128,667
C2.5(C8⋊D4) = C2.(C8⋊2D4)central extension (φ=1)64C2.5(C8:D4)128,668
C2.6(C8⋊D4) = C4.(C4×Q8)central extension (φ=1)128C2.6(C8:D4)128,675
C2.7(C8⋊D4) = C8⋊(C22⋊C4)central extension (φ=1)64C2.7(C8:D4)128,705
C2.8(C8⋊D4) = C8⋊D8central stem extension (φ=1)64C2.8(C8:D4)128,417
C2.9(C8⋊D4) = C8⋊SD16central stem extension (φ=1)64C2.9(C8:D4)128,418
C2.10(C8⋊D4) = C8⋊3SD16central stem extension (φ=1)64C2.10(C8:D4)128,423
C2.11(C8⋊D4) = C8⋊Q16central stem extension (φ=1)128C2.11(C8:D4)128,424
C2.12(C8⋊D4) = C42.248C23central stem extension (φ=1)64C2.12(C8:D4)128,429
C2.13(C8⋊D4) = C42.249C23central stem extension (φ=1)64C2.13(C8:D4)128,430
C2.14(C8⋊D4) = C42.250C23central stem extension (φ=1)64C2.14(C8:D4)128,431
C2.15(C8⋊D4) = C42.251C23central stem extension (φ=1)128C2.15(C8:D4)128,432
C2.16(C8⋊D4) = C23⋊3SD16central stem extension (φ=1)64C2.16(C8:D4)128,732
C2.17(C8⋊D4) = C24.83D4central stem extension (φ=1)64C2.17(C8:D4)128,765
C2.18(C8⋊D4) = C24.86D4central stem extension (φ=1)64C2.18(C8:D4)128,768
C2.19(C8⋊D4) = (C2×C4)⋊5SD16central stem extension (φ=1)64C2.19(C8:D4)128,787
C2.20(C8⋊D4) = (C2×C4).23D8central stem extension (φ=1)64C2.20(C8:D4)128,799
C2.21(C8⋊D4) = (C2×C8).52D4central stem extension (φ=1)128C2.21(C8:D4)128,800
C2.22(C8⋊D4) = C24.89D4central stem extension (φ=1)64C2.22(C8:D4)128,809
C2.23(C8⋊D4) = C4.(C4⋊Q8)central stem extension (φ=1)128C2.23(C8:D4)128,820

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