Extensions 1→N→G→Q→1 with N=C4:Dic9 and Q=C2

Direct product G=NxQ with N=C4:Dic9 and Q=C2
dρLabelID
C2xC4:Dic9288C2xC4:Dic9288,135

Semidirect products G=N:Q with N=C4:Dic9 and Q=C2
extensionφ:Q→Out NdρLabelID
C4:Dic9:1C2 = C2.D72φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:1C2288,28
C4:Dic9:2C2 = C22:2Dic18φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:2C2288,88
C4:Dic9:3C2 = C23.8D18φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:3C2288,89
C4:Dic9:4C2 = C23.9D18φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:4C2288,93
C4:Dic9:5C2 = C22.4D36φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:5C2288,96
C4:Dic9:6C2 = D18:2Q8φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:6C2288,107
C4:Dic9:7C2 = C4:C4:D9φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:7C2288,108
C4:Dic9:8C2 = C36.49D4φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:8C2288,134
C4:Dic9:9C2 = C36:7D4φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:9C2288,140
C4:Dic9:10C2 = D4:Dic9φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:10C2288,40
C4:Dic9:11C2 = C4:C4xD9φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:11C2288,101
C4:Dic9:12C2 = C4:C4:7D9φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:12C2288,102
C4:Dic9:13C2 = D4xDic9φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:13C2288,144
C4:Dic9:14C2 = C36:2D4φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:14C2288,148
C4:Dic9:15C2 = D18:3Q8φ: C2/C1C2 ⊆ Out C4:Dic9144C4:Dic9:15C2288,156
C4:Dic9:16C2 = C4xD36φ: trivial image144C4:Dic9:16C2288,83
C4:Dic9:17C2 = C23.26D18φ: trivial image144C4:Dic9:17C2288,136

Non-split extensions G=N.Q with N=C4:Dic9 and Q=C2
extensionφ:Q→Out NdρLabelID
C4:Dic9.1C2 = C36.45D4φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.1C2288,24
C4:Dic9.2C2 = C8:Dic9φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.2C2288,25
C4:Dic9.3C2 = C72:1C4φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.3C2288,26
C4:Dic9.4C2 = C36:2Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.4C2288,79
C4:Dic9.5C2 = C36.6Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.5C2288,80
C4:Dic9.6C2 = Dic9.Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.6C2288,99
C4:Dic9.7C2 = C36.Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.7C2288,14
C4:Dic9.8C2 = C4.Dic18φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.8C2288,15
C4:Dic9.9C2 = Q8:2Dic9φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.9C2288,43
C4:Dic9.10C2 = C36:Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.10C2288,98
C4:Dic9.11C2 = C36.3Q8φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.11C2288,100
C4:Dic9.12C2 = Q8xDic9φ: C2/C1C2 ⊆ Out C4:Dic9288C4:Dic9.12C2288,155
C4:Dic9.13C2 = C4xDic18φ: trivial image288C4:Dic9.13C2288,78

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