Extensions 1→N→G→Q→1 with N=C3 and Q=D9

Direct product G=N×Q with N=C3 and Q=D9
dρLabelID
C3×D9182C3xD954,3

Semidirect products G=N:Q with N=C3 and Q=D9
extensionφ:Q→Aut NdρLabelID
C3⋊D9 = C9⋊S3φ: D9/C9C2 ⊆ Aut C327C3:D954,7

Non-split extensions G=N.Q with N=C3 and Q=D9
extensionφ:Q→Aut NdρLabelID
C3.D9 = D27φ: D9/C9C2 ⊆ Aut C3272+C3.D954,1

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