Extensions 1→N→G→Q→1 with N=C2 and Q=C2×C20

Direct product G=N×Q with N=C2 and Q=C2×C20
dρLabelID
C22×C2080C2^2xC2080,45


Non-split extensions G=N.Q with N=C2 and Q=C2×C20
extensionφ:Q→Aut NdρLabelID
C2.1(C2×C20) = C5×C22⋊C4central stem extension (φ=1)40C2.1(C2xC20)80,21
C2.2(C2×C20) = C5×C4⋊C4central stem extension (φ=1)80C2.2(C2xC20)80,22
C2.3(C2×C20) = C5×M4(2)central stem extension (φ=1)402C2.3(C2xC20)80,24

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