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Extensions 1→N→G→Q→1 with N=C28.D4 and Q=C2

Direct product G=N×Q with N=C28.D4 and Q=C2
dρLabelID
C2×C28.D4112C2xC28.D4448,750

Semidirect products G=N:Q with N=C28.D4 and Q=C2
extensionφ:Q→Out NdρLabelID
C28.D4⋊1C2 = C7⋊C2≀C4φ: C2/C1 → C2 ⊆ Out C28.D4568+C28.D4:1C2448,28
C28.D4⋊2C2 = C24⋊Dic7φ: C2/C1 → C2 ⊆ Out C28.D4564C28.D4:2C2448,93
C28.D4⋊3C2 = D7×C4.D4φ: C2/C1 → C2 ⊆ Out C28.D4568+C28.D4:3C2448,278
C28.D4⋊4C2 = M4(2).19D14φ: C2/C1 → C2 ⊆ Out C28.D41128-C28.D4:4C2448,279
C28.D4⋊5C2 = C42⋊5D14φ: C2/C1 → C2 ⊆ Out C28.D41124C28.D4:5C2448,595
C28.D4⋊6C2 = D28⋊5D4φ: C2/C1 → C2 ⊆ Out C28.D4564C28.D4:6C2448,611
C28.D4⋊7C2 = C56.23D4φ: C2/C1 → C2 ⊆ Out C28.D41124C28.D4:7C2448,694
C28.D4⋊8C2 = C56.44D4φ: C2/C1 → C2 ⊆ Out C28.D41124C28.D4:8C2448,711
C28.D4⋊9C2 = M4(2).D14φ: C2/C1 → C2 ⊆ Out C28.D41128+C28.D4:9C2448,733
C28.D4⋊10C2 = M4(2).13D14φ: C2/C1 → C2 ⊆ Out C28.D41128-C28.D4:10C2448,734
C28.D4⋊11C2 = 2+ 1+4⋊D7φ: C2/C1 → C2 ⊆ Out C28.D4568+C28.D4:11C2448,775
C28.D4⋊12C2 = 2+ 1+4.D7φ: C2/C1 → C2 ⊆ Out C28.D41128-C28.D4:12C2448,776
C28.D4⋊13C2 = (D4×C14).16C4φ: trivial image1124C28.D4:13C2448,771

Non-split extensions G=N.Q with N=C28.D4 and Q=C2
extensionφ:Q→Out NdρLabelID
C28.D4.1C2 = (C2×C28).D4φ: C2/C1 → C2 ⊆ Out C28.D41128-C28.D4.1C2448,29
C28.D4.2C2 = (C22×C28)⋊C4φ: C2/C1 → C2 ⊆ Out C28.D41124C28.D4.2C2448,96

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