Extensions 1→N→G→Q→1 with N=C18.A4 and Q=C2

Direct product G=NxQ with N=C18.A4 and Q=C2
dρLabelID
C2xC18.A4144C2xC18.A4432,328

Semidirect products G=N:Q with N=C18.A4 and Q=C2
extensionφ:Q→Out NdρLabelID
C18.A4:1C2 = Dic9.A4φ: C2/C1C2 ⊆ Out C18.A414412+C18.A4:1C2432,261
C18.A4:2C2 = D18.A4φ: C2/C1C2 ⊆ Out C18.A47212-C18.A4:2C2432,263
C18.A4:3C2 = C36.A4φ: trivial image1446C18.A4:3C2432,330


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