Extensions 1→N→G→Q→1 with N=D4 and Q=Dic7

Direct product G=N×Q with N=D4 and Q=Dic7
dρLabelID
D4×Dic7112D4xDic7224,129

Semidirect products G=N:Q with N=D4 and Q=Dic7
extensionφ:Q→Out NdρLabelID
D41Dic7 = D4⋊Dic7φ: Dic7/C14C2 ⊆ Out D4112D4:1Dic7224,38
D42Dic7 = D42Dic7φ: Dic7/C14C2 ⊆ Out D4564D4:2Dic7224,43

Non-split extensions G=N.Q with N=D4 and Q=Dic7
extensionφ:Q→Out NdρLabelID
D4.Dic7 = Q8.Dic7φ: trivial image1124D4.Dic7224,143

׿
×
𝔽