Extensions 1→N→G→Q→1 with N=C7 and Q=C8○D4

Direct product G=N×Q with N=C7 and Q=C8○D4
dρLabelID
C7×C8○D41122C7xC8oD4224,166

Semidirect products G=N:Q with N=C7 and Q=C8○D4
extensionφ:Q→Aut NdρLabelID
C7⋊1(C8○D4) = D28.2C4φ: C8○D4/C2×C8 → C2 ⊆ Aut C71122C7:1(C8oD4)224,96
C7⋊2(C8○D4) = D28.C4φ: C8○D4/M4(2) → C2 ⊆ Aut C71124C7:2(C8oD4)224,102
C7⋊3(C8○D4) = Q8.Dic7φ: C8○D4/C4○D4 → C2 ⊆ Aut C71124C7:3(C8oD4)224,143


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