Extensions 1→N→G→Q→1 with N=D4oC16 and Q=C2

Direct product G=NxQ with N=D4oC16 and Q=C2
dρLabelID
C2xD4oC1664C2xD4oC16128,2138

Semidirect products G=N:Q with N=D4oC16 and Q=C2
extensionφ:Q→Out NdρLabelID
D4oC16:1C2 = D4.3D8φ: C2/C1C2 ⊆ Out D4oC16324+D4oC16:1C2128,953
D4oC16:2C2 = D4.5D8φ: C2/C1C2 ⊆ Out D4oC16324D4oC16:2C2128,955
D4oC16:3C2 = D4oD16φ: C2/C1C2 ⊆ Out D4oC16324+D4oC16:3C2128,2147
D4oC16:4C2 = D4oSD32φ: C2/C1C2 ⊆ Out D4oC16324D4oC16:4C2128,2148
D4oC16:5C2 = Q8oD16φ: C2/C1C2 ⊆ Out D4oC16644-D4oC16:5C2128,2149
D4oC16:6C2 = C16oD8φ: C2/C1C2 ⊆ Out D4oC16322D4oC16:6C2128,902
D4oC16:7C2 = D8.C8φ: C2/C1C2 ⊆ Out D4oC16324D4oC16:7C2128,903
D4oC16:8C2 = Q8oM5(2)φ: C2/C1C2 ⊆ Out D4oC16324D4oC16:8C2128,2139

Non-split extensions G=N.Q with N=D4oC16 and Q=C2
extensionφ:Q→Out NdρLabelID
D4oC16.1C2 = D4.4D8φ: C2/C1C2 ⊆ Out D4oC16644-D4oC16.1C2128,954
D4oC16.2C2 = D4.C16φ: C2/C1C2 ⊆ Out D4oC16642D4oC16.2C2128,133
D4oC16.3C2 = D4oC32φ: trivial image642D4oC16.3C2128,990

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