Extensions 1→N→G→Q→1 with N=C2 and Q=C165C4

Direct product G=N×Q with N=C2 and Q=C165C4
dρLabelID
C2×C165C4128C2xC16:5C4128,838


Non-split extensions G=N.Q with N=C2 and Q=C165C4
extensionφ:Q→Aut NdρLabelID
C2.1(C165C4) = C165C8central extension (φ=1)128C2.1(C16:5C4)128,43
C2.2(C165C4) = C8⋊C16central extension (φ=1)128C2.2(C16:5C4)128,44
C2.3(C165C4) = C22.7M5(2)central extension (φ=1)128C2.3(C16:5C4)128,106
C2.4(C165C4) = C32⋊C4central stem extension (φ=1)324C2.4(C16:5C4)128,130

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