Extensions 1→N→G→Q→1 with N=C2×C4 and Q=C8

Direct product G=N×Q with N=C2×C4 and Q=C8
dρLabelID
C2×C4×C864C2xC4xC864,83

Semidirect products G=N:Q with N=C2×C4 and Q=C8
extensionφ:Q→Aut NdρLabelID
(C2×C4)⋊C8 = C22.M4(2)φ: C8/C2C4 ⊆ Aut C2×C432(C2xC4):C864,5
(C2×C4)⋊2C8 = C22.7C42φ: C8/C4C2 ⊆ Aut C2×C464(C2xC4):2C864,17
(C2×C4)⋊3C8 = C2×C4⋊C8φ: C8/C4C2 ⊆ Aut C2×C464(C2xC4):3C864,103
(C2×C4)⋊4C8 = C42.12C4φ: C8/C4C2 ⊆ Aut C2×C432(C2xC4):4C864,112

Non-split extensions G=N.Q with N=C2×C4 and Q=C8
extensionφ:Q→Aut NdρLabelID
(C2×C4).C8 = C23.C8φ: C8/C2C4 ⊆ Aut C2×C4164(C2xC4).C864,30
(C2×C4).2C8 = C165C4φ: C8/C4C2 ⊆ Aut C2×C464(C2xC4).2C864,27
(C2×C4).3C8 = C22⋊C16φ: C8/C4C2 ⊆ Aut C2×C432(C2xC4).3C864,29
(C2×C4).4C8 = C4⋊C16φ: C8/C4C2 ⊆ Aut C2×C464(C2xC4).4C864,44
(C2×C4).5C8 = M6(2)φ: C8/C4C2 ⊆ Aut C2×C4322(C2xC4).5C864,51
(C2×C4).6C8 = C2×M5(2)φ: C8/C4C2 ⊆ Aut C2×C432(C2xC4).6C864,184

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