Extensions 1→N→G→Q→1 with N=D9 and Q=C18

Direct product G=N×Q with N=D9 and Q=C18
dρLabelID
D9×C18362D9xC18324,61

Semidirect products G=N:Q with N=D9 and Q=C18
extensionφ:Q→Out NdρLabelID
D9⋊C18 = C2×C9⋊C18φ: C18/C6C3 ⊆ Out D9366D9:C18324,64


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