Extensions 1→N→G→Q→1 with N=D4 and Q=C7xD4

Direct product G=NxQ with N=D4 and Q=C7xD4
dρLabelID
C7xD42112C7xD4^2448,1328

Semidirect products G=N:Q with N=D4 and Q=C7xD4
extensionφ:Q→Out NdρLabelID
D4:1(C7xD4) = C7xC4:D8φ: C7xD4/C28C2 ⊆ Out D4224D4:1(C7xD4)448,867
D4:2(C7xD4) = C7xC22:D8φ: C7xD4/C2xC14C2 ⊆ Out D4112D4:2(C7xD4)448,855
D4:3(C7xD4) = C7xD4:D4φ: C7xD4/C2xC14C2 ⊆ Out D4224D4:3(C7xD4)448,857
D4:4(C7xD4) = C7xD4:4D4φ: C7xD4/C2xC14C2 ⊆ Out D4564D4:4(C7xD4)448,861
D4:5(C7xD4) = C7xD4:5D4φ: trivial image112D4:5(C7xD4)448,1329
D4:6(C7xD4) = C7xD4:6D4φ: trivial image224D4:6(C7xD4)448,1330

Non-split extensions G=N.Q with N=D4 and Q=C7xD4
extensionφ:Q→Out NdρLabelID
D4.1(C7xD4) = C7xD4.D4φ: C7xD4/C28C2 ⊆ Out D4224D4.1(C7xD4)448,869
D4.2(C7xD4) = C7xD4.2D4φ: C7xD4/C28C2 ⊆ Out D4224D4.2(C7xD4)448,871
D4.3(C7xD4) = C7xD4.3D4φ: C7xD4/C28C2 ⊆ Out D41124D4.3(C7xD4)448,879
D4.4(C7xD4) = C7xD4.4D4φ: C7xD4/C28C2 ⊆ Out D41124D4.4(C7xD4)448,880
D4.5(C7xD4) = C7xD4.5D4φ: C7xD4/C28C2 ⊆ Out D42244D4.5(C7xD4)448,881
D4.6(C7xD4) = C7xC22:SD16φ: C7xD4/C2xC14C2 ⊆ Out D4112D4.6(C7xD4)448,858
D4.7(C7xD4) = C7xD4.7D4φ: C7xD4/C2xC14C2 ⊆ Out D4224D4.7(C7xD4)448,860
D4.8(C7xD4) = C7xD4.8D4φ: C7xD4/C2xC14C2 ⊆ Out D41124D4.8(C7xD4)448,862
D4.9(C7xD4) = C7xD4.9D4φ: C7xD4/C2xC14C2 ⊆ Out D41124D4.9(C7xD4)448,863
D4.10(C7xD4) = C7xD4.10D4φ: C7xD4/C2xC14C2 ⊆ Out D41124D4.10(C7xD4)448,864
D4.11(C7xD4) = C7xD4oD8φ: trivial image1124D4.11(C7xD4)448,1359
D4.12(C7xD4) = C7xD4oSD16φ: trivial image1124D4.12(C7xD4)448,1360
D4.13(C7xD4) = C7xQ8oD8φ: trivial image2244D4.13(C7xD4)448,1361

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