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Cn
Dn
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Irr Reps
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Extensions 1→N→G→Q→1 with N=C2 and Q=C20:3C8

Direct product G=NxQ with N=C2 and Q=C20:3C8
dρLabelID
C2xC20:3C8320C2xC20:3C8320,550


Non-split extensions G=N.Q with N=C2 and Q=C20:3C8
extensionφ:Q→Aut NdρLabelID
C2.1(C20:3C8) = C20:3C16central extension (φ=1)320C2.1(C20:3C8)320,20
C2.2(C20:3C8) = (C2xC20):8C8central extension (φ=1)320C2.2(C20:3C8)320,82
C2.3(C20:3C8) = C40:6C8central stem extension (φ=1)320C2.3(C20:3C8)320,15
C2.4(C20:3C8) = C40:5C8central stem extension (φ=1)320C2.4(C20:3C8)320,16
C2.5(C20:3C8) = C40.7C8central stem extension (φ=1)802C2.5(C20:3C8)320,21

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