Extensions 1→N→G→Q→1 with N=C5:D5 and Q=C9

Direct product G=NxQ with N=C5:D5 and Q=C9
dρLabelID
C9xC5:D5225C9xC5:D5450,15

Semidirect products G=N:Q with N=C5:D5 and Q=C9
extensionφ:Q→Out NdρLabelID
C5:D5:C9 = C52:C18φ: C9/C3C3 ⊆ Out C5:D5456C5:D5:C9450,12


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