Extensions 1→N→G→Q→1 with N=C214 and Q=C2

Direct product G=NxQ with N=C214 and Q=C2
dρLabelID
C2xC214428C2xC214428,4

Semidirect products G=N:Q with N=C214 and Q=C2
extensionφ:Q→Aut NdρLabelID
C214:C2 = D214φ: C2/C1C2 ⊆ Aut C2142142+C214:C2428,3

Non-split extensions G=N.Q with N=C214 and Q=C2
extensionφ:Q→Aut NdρLabelID
C214.C2 = Dic107φ: C2/C1C2 ⊆ Aut C2144282-C214.C2428,1

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