Extensions 1→N→G→Q→1 with N=C5 and Q=C4○D20

Direct product G=N×Q with N=C5 and Q=C4○D20
dρLabelID
C5×C4○D20402C5xC4oD20400,184

Semidirect products G=N:Q with N=C5 and Q=C4○D20
extensionφ:Q→Aut NdρLabelID
C51(C4○D20) = Dic105D5φ: C4○D20/Dic10C2 ⊆ Aut C5404+C5:1(C4oD20)400,168
C52(C4○D20) = D10.9D10φ: C4○D20/C4×D5C2 ⊆ Aut C5404C5:2(C4oD20)400,167
C53(C4○D20) = D205D5φ: C4○D20/D20C2 ⊆ Aut C5804-C5:3(C4oD20)400,164
C54(C4○D20) = Dic5.D10φ: C4○D20/C5⋊D4C2 ⊆ Aut C5404C5:4(C4oD20)400,173
C55(C4○D20) = C20.50D10φ: C4○D20/C2×C20C2 ⊆ Aut C5200C5:5(C4oD20)400,194

Non-split extensions G=N.Q with N=C5 and Q=C4○D20
extensionφ:Q→Aut NdρLabelID
C5.(C4○D20) = D1005C2φ: C4○D20/C2×C20C2 ⊆ Aut C52002C5.(C4oD20)400,38

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