Extensions 1→N→G→Q→1 with N=C9×D7 and Q=C2

Direct product G=N×Q with N=C9×D7 and Q=C2
dρLabelID
D7×C181262D7xC18252,12

Semidirect products G=N:Q with N=C9×D7 and Q=C2
extensionφ:Q→Out NdρLabelID
(C9×D7)⋊C2 = D7×D9φ: C2/C1C2 ⊆ Out C9×D7634+(C9xD7):C2252,8


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