Extensions 1→N→G→Q→1 with N=C2×C6 and Q=C7⋊C3

Direct product G=N×Q with N=C2×C6 and Q=C7⋊C3
dρLabelID
C2×C6×C7⋊C384C2xC6xC7:C3252,38

Semidirect products G=N:Q with N=C2×C6 and Q=C7⋊C3
extensionφ:Q→Aut NdρLabelID
(C2×C6)⋊(C7⋊C3) = C3×C7⋊A4φ: C7⋊C3/C7C3 ⊆ Aut C2×C6843(C2xC6):(C7:C3)252,40

Non-split extensions G=N.Q with N=C2×C6 and Q=C7⋊C3
extensionφ:Q→Aut NdρLabelID
(C2×C6).(C7⋊C3) = C21.A4φ: C7⋊C3/C7C3 ⊆ Aut C2×C61263(C2xC6).(C7:C3)252,11
(C2×C6).2(C7⋊C3) = C22×C7⋊C9central extension (φ=1)252(C2xC6).2(C7:C3)252,9

׿
×
𝔽