Extensions 1→N→G→Q→1 with N=C9 and Q=D19

Direct product G=N×Q with N=C9 and Q=D19
dρLabelID
C9×D191712C9xD19342,4

Semidirect products G=N:Q with N=C9 and Q=D19
extensionφ:Q→Aut NdρLabelID
C9⋊D19 = D171φ: D19/C19C2 ⊆ Aut C91712+C9:D19342,5


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