Extensions 1→N→G→Q→1 with N=C3 and Q=C4×Dic9

Direct product G=N×Q with N=C3 and Q=C4×Dic9
dρLabelID
C12×Dic9144C12xDic9432,128

Semidirect products G=N:Q with N=C3 and Q=C4×Dic9
extensionφ:Q→Aut NdρLabelID
C31(C4×Dic9) = Dic3×Dic9φ: C4×Dic9/C2×Dic9C2 ⊆ Aut C3144C3:1(C4xDic9)432,87
C32(C4×Dic9) = C4×C9⋊Dic3φ: C4×Dic9/C2×C36C2 ⊆ Aut C3432C3:2(C4xDic9)432,180

Non-split extensions G=N.Q with N=C3 and Q=C4×Dic9
extensionφ:Q→Aut NdρLabelID
C3.(C4×Dic9) = C4×Dic27φ: C4×Dic9/C2×C36C2 ⊆ Aut C3432C3.(C4xDic9)432,11

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