Extensions 1→N→G→Q→1 with N=C2 and Q=C2×C22

Direct product G=N×Q with N=C2 and Q=C2×C22
dρLabelID
C22×C2288C2^2xC2288,12


Non-split extensions G=N.Q with N=C2 and Q=C2×C22
extensionφ:Q→Aut NdρLabelID
C2.1(C2×C22) = D4×C11central stem extension (φ=1)442C2.1(C2xC22)88,9
C2.2(C2×C22) = Q8×C11central stem extension (φ=1)882C2.2(C2xC22)88,10

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