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Extensions 1→N→G→Q→1 with N=C2 and Q=C4.SD16

Direct product G=N×Q with N=C2 and Q=C4.SD16
dρLabelID
C2×C4.SD16128C2xC4.SD16128,1861


Non-split extensions G=N.Q with N=C2 and Q=C4.SD16
extensionφ:Q→Aut NdρLabelID
C2.1(C4.SD16) = C42.55Q8central extension (φ=1)128C2.1(C4.SD16)128,566
C2.2(C4.SD16) = C2.(C8⋊8D4)central extension (φ=1)128C2.2(C4.SD16)128,665
C2.3(C4.SD16) = C42.431D4central extension (φ=1)128C2.3(C4.SD16)128,688
C2.4(C4.SD16) = C42.436D4central extension (φ=1)128C2.4(C4.SD16)128,722
C2.5(C4.SD16) = (C2×Q8)⋊Q8central stem extension (φ=1)128C2.5(C4.SD16)128,756
C2.6(C4.SD16) = C4⋊C4.95D4central stem extension (φ=1)128C2.6(C4.SD16)128,775
C2.7(C4.SD16) = (C2×C4).19Q16central stem extension (φ=1)128C2.7(C4.SD16)128,804
C2.8(C4.SD16) = (C2×C4).23Q16central stem extension (φ=1)128C2.8(C4.SD16)128,832

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