Extensions 1→N→G→Q→1 with N=C8○D4 and Q=D7

Direct product G=N×Q with N=C8○D4 and Q=D7
dρLabelID
D7×C8○D41124D7xC8oD4448,1202

Semidirect products G=N:Q with N=C8○D4 and Q=D7
extensionφ:Q→Out NdρLabelID
C8○D41D7 = D4.3D28φ: D7/C7C2 ⊆ Out C8○D41124C8oD4:1D7448,675
C8○D42D7 = D4.4D28φ: D7/C7C2 ⊆ Out C8○D41124+C8oD4:2D7448,676
C8○D43D7 = D4.11D28φ: D7/C7C2 ⊆ Out C8○D41124C8oD4:3D7448,1204
C8○D44D7 = D4.12D28φ: D7/C7C2 ⊆ Out C8○D41124+C8oD4:4D7448,1205
C8○D45D7 = D4.13D28φ: D7/C7C2 ⊆ Out C8○D42244-C8oD4:5D7448,1206
C8○D46D7 = C56.93D4φ: D7/C7C2 ⊆ Out C8○D41124C8oD4:6D7448,678
C8○D47D7 = C56.50D4φ: D7/C7C2 ⊆ Out C8○D41124C8oD4:7D7448,679
C8○D48D7 = C56.49C23φ: D7/C7C2 ⊆ Out C8○D41124C8oD4:8D7448,1203

Non-split extensions G=N.Q with N=C8○D4 and Q=D7
extensionφ:Q→Out NdρLabelID
C8○D4.1D7 = D4.5D28φ: D7/C7C2 ⊆ Out C8○D42244-C8oD4.1D7448,677
C8○D4.2D7 = C56.92D4φ: D7/C7C2 ⊆ Out C8○D42244C8oD4.2D7448,118
C8○D4.3D7 = C56.70C23φ: trivial image2244C8oD4.3D7448,674

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