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

Direct product G=N×Q with N=C3 and Q=C2×C7⋊C3
dρLabelID
C6×C7⋊C3423C6xC7:C3126,10

Semidirect products G=N:Q with N=C3 and Q=C2×C7⋊C3
extensionφ:Q→Aut NdρLabelID
C3⋊(C2×C7⋊C3) = S3×C7⋊C3φ: C2×C7⋊C3/C7⋊C3C2 ⊆ Aut C3216C3:(C2xC7:C3)126,8

Non-split extensions G=N.Q with N=C3 and Q=C2×C7⋊C3
extensionφ:Q→Aut NdρLabelID
C3.(C2×C7⋊C3) = C2×C7⋊C9central extension (φ=1)1263C3.(C2xC7:C3)126,2

׿
×
𝔽