Extensions 1→N→G→Q→1 with N=C2xA4 and Q=C2

Direct product G=NxQ with N=C2xA4 and Q=C2
dρLabelID
C22xA412C2^2xA448,49

Semidirect products G=N:Q with N=C2xA4 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2xA4):C2 = C2xS4φ: C2/C1C2 ⊆ Out C2xA463+(C2xA4):C248,48

Non-split extensions G=N.Q with N=C2xA4 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2xA4).C2 = A4:C4φ: C2/C1C2 ⊆ Out C2xA4123(C2xA4).C248,30
(C2xA4).2C2 = C4xA4φ: trivial image123(C2xA4).2C248,31

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