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

Direct product G=N×Q with N=C2 and Q=Dic5
dρLabelID
C2×Dic540C2xDic540,7


Non-split extensions G=N.Q with N=C2 and Q=Dic5
extensionφ:Q→Aut NdρLabelID
C2.Dic5 = C52C8central extension (φ=1)402C2.Dic540,1

׿
×
𝔽