Extensions 1→N→G→Q→1 with N=C3 and Q=C9xM4(2)

Direct product G=NxQ with N=C3 and Q=C9xM4(2)
dρLabelID
M4(2)xC3xC9216M4(2)xC3xC9432,212

Semidirect products G=N:Q with N=C3 and Q=C9xM4(2)
extensionφ:Q→Aut NdρLabelID
C3:1(C9xM4(2)) = C9xC8:S3φ: C9xM4(2)/C72C2 ⊆ Aut C31442C3:1(C9xM4(2))432,110
C3:2(C9xM4(2)) = C9xC4.Dic3φ: C9xM4(2)/C2xC36C2 ⊆ Aut C3722C3:2(C9xM4(2))432,127

Non-split extensions G=N.Q with N=C3 and Q=C9xM4(2)
extensionφ:Q→Aut NdρLabelID
C3.(C9xM4(2)) = M4(2)xC27central extension (φ=1)2162C3.(C9xM4(2))432,24

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