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Extensions 1→N→G→Q→1 with N=C2 and Q=C8⋊9D4

Direct product G=N×Q with N=C2 and Q=C8⋊9D4
dρLabelID
C2×C8⋊9D464C2xC8:9D4128,1659


Non-split extensions G=N.Q with N=C2 and Q=C8⋊9D4
extensionφ:Q→Aut NdρLabelID
C2.1(C8⋊9D4) = C23.36C42central extension (φ=1)64C2.1(C8:9D4)128,484
C2.2(C8⋊9D4) = C23.17C42central extension (φ=1)64C2.2(C8:9D4)128,485
C2.3(C8⋊9D4) = C4⋊C8⋊14C4central extension (φ=1)128C2.3(C8:9D4)128,503
C2.4(C8⋊9D4) = C23.21M4(2)central extension (φ=1)64C2.4(C8:9D4)128,582
C2.5(C8⋊9D4) = C23.22M4(2)central extension (φ=1)64C2.5(C8:9D4)128,601
C2.6(C8⋊9D4) = C4⋊C4⋊3C8central extension (φ=1)128C2.6(C8:9D4)128,648
C2.7(C8⋊9D4) = C22⋊C4⋊4C8central extension (φ=1)64C2.7(C8:9D4)128,655
C2.8(C8⋊9D4) = C8⋊9D8central stem extension (φ=1)64C2.8(C8:9D4)128,313
C2.9(C8⋊9D4) = C8⋊12SD16central stem extension (φ=1)64C2.9(C8:9D4)128,314
C2.10(C8⋊9D4) = C8⋊15SD16central stem extension (φ=1)64C2.10(C8:9D4)128,315
C2.11(C8⋊9D4) = C8⋊9Q16central stem extension (φ=1)128C2.11(C8:9D4)128,316
C2.12(C8⋊9D4) = D4.M4(2)central stem extension (φ=1)64C2.12(C8:9D4)128,317
C2.13(C8⋊9D4) = D4⋊2M4(2)central stem extension (φ=1)64C2.13(C8:9D4)128,318
C2.14(C8⋊9D4) = Q8.M4(2)central stem extension (φ=1)128C2.14(C8:9D4)128,319
C2.15(C8⋊9D4) = Q8⋊2M4(2)central stem extension (φ=1)64C2.15(C8:9D4)128,320
C2.16(C8⋊9D4) = (C2×C8).195D4central stem extension (φ=1)64C2.16(C8:9D4)128,583
C2.17(C8⋊9D4) = C23⋊2M4(2)central stem extension (φ=1)64C2.17(C8:9D4)128,602
C2.18(C8⋊9D4) = (C2×C8).Q8central stem extension (φ=1)128C2.18(C8:9D4)128,649
C2.19(C8⋊9D4) = C23.9M4(2)central stem extension (φ=1)64C2.19(C8:9D4)128,656
C2.20(C8⋊9D4) = C42.27Q8central stem extension (φ=1)128C2.20(C8:9D4)128,672
C2.21(C8⋊9D4) = C42.109D4central stem extension (φ=1)64C2.21(C8:9D4)128,687

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