Extensions 1→N→G→Q→1 with N=C9 and Q=C2×C18

Direct product G=N×Q with N=C9 and Q=C2×C18
dρLabelID
C182324C18^2324,81

Semidirect products G=N:Q with N=C9 and Q=C2×C18
extensionφ:Q→Aut NdρLabelID
C9⋊(C2×C18) = C2×C9⋊C18φ: C2×C18/C6C6 ⊆ Aut C9366C9:(C2xC18)324,64
C92(C2×C18) = C22×C9⋊C9φ: C2×C18/C2×C6C3 ⊆ Aut C9324C9:2(C2xC18)324,83
C93(C2×C18) = D9×C18φ: C2×C18/C18C2 ⊆ Aut C9362C9:3(C2xC18)324,61

Non-split extensions G=N.Q with N=C9 and Q=C2×C18
extensionφ:Q→Aut NdρLabelID
C9.(C2×C18) = C22×C27⋊C3φ: C2×C18/C2×C6C3 ⊆ Aut C9108C9.(C2xC18)324,85

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