Extensions 1→N→G→Q→1 with N=C4 and Q=A4

Direct product G=N×Q with N=C4 and Q=A4
dρLabelID
C4×A4123C4xA448,31


Non-split extensions G=N.Q with N=C4 and Q=A4
extensionφ:Q→Aut NdρLabelID
C4.A4 = C4.A4central extension (φ=1)162C4.A448,33

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