Extensions 1→N→G→Q→1 with N=D28.C4 and Q=C2

Direct product G=N×Q with N=D28.C4 and Q=C2
dρLabelID
C2×D28.C4224C2xD28.C4448,1197

Semidirect products G=N:Q with N=D28.C4 and Q=C2
extensionφ:Q→Out NdρLabelID
D28.C41C2 = D85D14φ: C2/C1C2 ⊆ Out D28.C41128+D28.C4:1C2448,1227
D28.C42C2 = D86D14φ: C2/C1C2 ⊆ Out D28.C41128-D28.C4:2C2448,1228
D28.C43C2 = C56.C23φ: C2/C1C2 ⊆ Out D28.C41128+D28.C4:3C2448,1231
D28.C44C2 = D28.44D4φ: C2/C1C2 ⊆ Out D28.C42248-D28.C4:4C2448,1232
D28.C45C2 = D28.2D4φ: C2/C1C2 ⊆ Out D28.C41128-D28.C4:5C2448,282
D28.C46C2 = D28.3D4φ: C2/C1C2 ⊆ Out D28.C41128+D28.C4:6C2448,283
D28.C47C2 = D28.6D4φ: C2/C1C2 ⊆ Out D28.C41128+D28.C4:7C2448,288
D28.C48C2 = M4(2).22D14φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:8C2448,357
D28.C49C2 = C42.196D14φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:9C2448,358
D28.C410C2 = D5610C4φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:10C2448,428
D28.C411C2 = D567C4φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:11C2448,429
D28.C412C2 = C28.70C24φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:12C2448,1198
D28.C413C2 = C56.49C23φ: C2/C1C2 ⊆ Out D28.C41124D28.C4:13C2448,1203
D28.C414C2 = D7×C8○D4φ: trivial image1124D28.C4:14C2448,1202

Non-split extensions G=N.Q with N=D28.C4 and Q=C2
extensionφ:Q→Out NdρLabelID
D28.C4.C2 = D28.7D4φ: C2/C1C2 ⊆ Out D28.C42248-D28.C4.C2448,289

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