Extensions 1→N→G→Q→1 with N=D5 and Q=2- (1+4)

Direct product G=N×Q with N=D5 and Q=2- (1+4)
dρLabelID
D5×2- (1+4)808-D5xES-(2,2)320,1624


Non-split extensions G=N.Q with N=D5 and Q=2- (1+4)
extensionφ:Q→Out NdρLabelID
D5.12- (1+4) = D5.2- (1+4)φ: 2- (1+4)/C2×Q8C2 ⊆ Out D5808-D5.1ES-(2,2)320,1600
D5.22- (1+4) = D5.2+ (1+4)φ: 2- (1+4)/C4○D4C2 ⊆ Out D5408D5.2ES-(2,2)320,1604

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