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

Direct product G=N×Q with N=C9 and Q=C3
dρLabelID
C3×C927C3xC927,2

Semidirect products G=N:Q with N=C9 and Q=C3
extensionφ:Q→Aut NdρLabelID
C9⋊C3 = 3- 1+2φ: C3/C1C3 ⊆ Aut C993C9:C327,4


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