Extensions 1→N→G→Q→1 with N=C2 and Q=C42:C9

Direct product G=NxQ with N=C2 and Q=C42:C9
dρLabelID
C2xC42:C9363C2xC4^2:C9288,71


Non-split extensions G=N.Q with N=C2 and Q=C42:C9
extensionφ:Q→Aut NdρLabelID
C2.(C42:C9) = C2.(C42:C9)central stem extension (φ=1)366C2.(C4^2:C9)288,3

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