Extensions 1→N→G→Q→1 with N=C2xC10 and Q=C9

Direct product G=NxQ with N=C2xC10 and Q=C9
dρLabelID
C2xC90180C2xC90180,12

Semidirect products G=N:Q with N=C2xC10 and Q=C9
extensionφ:Q→Aut NdρLabelID
(C2xC10):C9 = C5xC3.A4φ: C9/C3C3 ⊆ Aut C2xC10903(C2xC10):C9180,8


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