Extensions 1→N→G→Q→1 with N=Dic28 and Q=C2

Direct product G=N×Q with N=Dic28 and Q=C2

Semidirect products G=N:Q with N=Dic28 and Q=C2
extensionφ:Q→Out NdρLabelID
Dic281C2 = C112⋊C2φ: C2/C1C2 ⊆ Out Dic281122Dic28:1C2224,6
Dic282C2 = C8.D14φ: C2/C1C2 ⊆ Out Dic281124-Dic28:2C2224,104
Dic283C2 = D8.D7φ: C2/C1C2 ⊆ Out Dic281124-Dic28:3C2224,33
Dic284C2 = D83D7φ: C2/C1C2 ⊆ Out Dic281124-Dic28:4C2224,107
Dic285C2 = D7×Q16φ: C2/C1C2 ⊆ Out Dic281124-Dic28:5C2224,112
Dic286C2 = SD16⋊D7φ: C2/C1C2 ⊆ Out Dic281124-Dic28:6C2224,110
Dic287C2 = D567C2φ: trivial image1122Dic28:7C2224,99

Non-split extensions G=N.Q with N=Dic28 and Q=C2
extensionφ:Q→Out NdρLabelID
Dic28.1C2 = Dic56φ: C2/C1C2 ⊆ Out Dic282242-Dic28.1C2224,7
Dic28.2C2 = C7⋊Q32φ: C2/C1C2 ⊆ Out Dic282244-Dic28.2C2224,35