Extensions 1→N→G→Q→1 with N=C9 and Q=C3.A4

Direct product G=NxQ with N=C9 and Q=C3.A4
dρLabelID
C9xC3.A4162C9xC3.A4324,46

Semidirect products G=N:Q with N=C9 and Q=C3.A4
extensionφ:Q→Aut NdρLabelID
C9:(C3.A4) = C62.12C32φ: C3.A4/C2xC6C3 ⊆ Aut C9162C9:(C3.A4)324,48

Non-split extensions G=N.Q with N=C9 and Q=C3.A4
extensionφ:Q→Aut NdρLabelID
C9.(C3.A4) = C62.C9φ: C3.A4/C2xC6C3 ⊆ Aut C9543C9.(C3.A4)324,45
C9.2(C3.A4) = C27.A4central extension (φ=1)1623C9.2(C3.A4)324,3
C9.3(C3.A4) = C3xC9.A4central extension (φ=1)162C9.3(C3.A4)324,44

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