Extensions 1→N→G→Q→1 with N=C2 and Q=C5×Dic5

Direct product G=N×Q with N=C2 and Q=C5×Dic5
dρLabelID
C10×Dic540C10xDic5200,30


Non-split extensions G=N.Q with N=C2 and Q=C5×Dic5
extensionφ:Q→Aut NdρLabelID
C2.(C5×Dic5) = C5×C52C8central extension (φ=1)402C2.(C5xDic5)200,15

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