Extensions 1→N→G→Q→1 with N=C22⋊C4 and Q=D9

Direct product G=N×Q with N=C22⋊C4 and Q=D9

Semidirect products G=N:Q with N=C22⋊C4 and Q=D9
extensionφ:Q→Out NdρLabelID
C22⋊C41D9 = C22.D36φ: D9/C9C2 ⊆ Out C22⋊C4724C2^2:C4:1D9288,13
C22⋊C42D9 = C223D36φ: D9/C9C2 ⊆ Out C22⋊C472C2^2:C4:2D9288,92
C22⋊C43D9 = C23.9D18φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4:3D9288,93
C22⋊C44D9 = D18⋊D4φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4:4D9288,94
C22⋊C45D9 = Dic9.D4φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4:5D9288,95
C22⋊C46D9 = C22.4D36φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4:6D9288,96
C22⋊C47D9 = Dic94D4φ: trivial image144C2^2:C4:7D9288,91

Non-split extensions G=N.Q with N=C22⋊C4 and Q=D9
extensionφ:Q→Out NdρLabelID
C22⋊C4.1D9 = C222Dic18φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4.1D9288,88
C22⋊C4.2D9 = C23.8D18φ: D9/C9C2 ⊆ Out C22⋊C4144C2^2:C4.2D9288,89
C22⋊C4.3D9 = C23.16D18φ: trivial image144C2^2:C4.3D9288,87