Extensions 1→N→G→Q→1 with N=Dic40 and Q=C2

Direct product G=N×Q with N=Dic40 and Q=C2

Semidirect products G=N:Q with N=Dic40 and Q=C2
extensionφ:Q→Out NdρLabelID
Dic401C2 = C160⋊C2φ: C2/C1C2 ⊆ Out Dic401602Dic40:1C2320,7
Dic402C2 = C16.D10φ: C2/C1C2 ⊆ Out Dic401604-Dic40:2C2320,536
Dic403C2 = D16.D5φ: C2/C1C2 ⊆ Out Dic401604-Dic40:3C2320,78
Dic404C2 = D163D5φ: C2/C1C2 ⊆ Out Dic401604-Dic40:4C2320,539
Dic405C2 = D5×Q32φ: C2/C1C2 ⊆ Out Dic401604-Dic40:5C2320,544
Dic406C2 = SD32⋊D5φ: C2/C1C2 ⊆ Out Dic401604-Dic40:6C2320,542
Dic407C2 = D807C2φ: trivial image1602Dic40:7C2320,531

Non-split extensions G=N.Q with N=Dic40 and Q=C2
extensionφ:Q→Out NdρLabelID
Dic40.1C2 = Dic80φ: C2/C1C2 ⊆ Out Dic403202-Dic40.1C2320,8
Dic40.2C2 = C5⋊Q64φ: C2/C1C2 ⊆ Out Dic403204-Dic40.2C2320,80