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Cn
Dn
Sn
An
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Linear
Irr Reps
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Extensions 1→N→G→Q→1 with N=C2 and Q=C42.C4

Direct product G=NxQ with N=C2 and Q=C42.C4
dρLabelID
C2xC42.C432C2xC4^2.C4128,862


Non-split extensions G=N.Q with N=C2 and Q=C42.C4
extensionφ:Q→Aut NdρLabelID
C2.1(C42.C4) = (C2xD4):C8central extension (φ=1)32C2.1(C4^2.C4)128,50
C2.2(C42.C4) = C42:C8central extension (φ=1)32C2.2(C4^2.C4)128,56
C2.3(C42.C4) = (C2xQ8).Q8central extension (φ=1)32C2.3(C4^2.C4)128,126
C2.4(C42.C4) = C2.C2wrC4central stem extension (φ=1)32C2.4(C4^2.C4)128,77
C2.5(C42.C4) = (C2xC4).Q16central stem extension (φ=1)32C2.5(C4^2.C4)128,85

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