Extensions 1→N→G→Q→1 with N=C4 and Q=Dic25

Direct product G=N×Q with N=C4 and Q=Dic25
dρLabelID
C4×Dic25400C4xDic25400,11

Semidirect products G=N:Q with N=C4 and Q=Dic25
extensionφ:Q→Aut NdρLabelID
C4⋊Dic25 = C4⋊Dic25φ: Dic25/C50C2 ⊆ Aut C4400C4:Dic25400,13

Non-split extensions G=N.Q with N=C4 and Q=Dic25
extensionφ:Q→Aut NdρLabelID
C4.Dic25 = C4.Dic25φ: Dic25/C50C2 ⊆ Aut C42002C4.Dic25400,10
C4.2Dic25 = C252C16central extension (φ=1)4002C4.2Dic25400,1
C4.3Dic25 = C2×C252C8central extension (φ=1)400C4.3Dic25400,9

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