Extensions 1→N→G→Q→1 with N=D4xC10 and Q=C5

Direct product G=NxQ with N=D4xC10 and Q=C5
dρLabelID
D4xC5xC10200D4xC5xC10400,202


Non-split extensions G=N.Q with N=D4xC10 and Q=C5
extensionφ:Q→Out NdρLabelID
(D4xC10).C5 = D4xC50φ: trivial image200(D4xC10).C5400,46

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