Extensions 1→N→G→Q→1 with N=C4.A5 and Q=C2

Direct product G=N×Q with N=C4.A5 and Q=C2
dρLabelID
C2×C4.A548C2xC4.A5480,955

Semidirect products G=N:Q with N=C4.A5 and Q=C2
extensionφ:Q→Out NdρLabelID
C4.A51C2 = D4.A5φ: C2/C1C2 ⊆ Out C4.A5484-C4.A5:1C2480,957
C4.A52C2 = Q8.A5φ: C2/C1C2 ⊆ Out C4.A5484+C4.A5:2C2480,959
C4.A53C2 = C4.3S5φ: C2/C1C2 ⊆ Out C4.A5404C4.A5:3C2480,948
C4.A54C2 = C4.6S5φ: C2/C1C2 ⊆ Out C4.A5484C4.A5:4C2480,946

Non-split extensions G=N.Q with N=C4.A5 and Q=C2
extensionφ:Q→Out NdρLabelID
C4.A5.1C2 = C4.S5φ: C2/C1C2 ⊆ Out C4.A5484C4.A5.1C2480,947
C4.A5.2C2 = GL2(𝔽5)φ: C2/C1C2 ⊆ Out C4.A5244C4.A5.2C2480,218
C4.A5.3C2 = C8.A5φ: trivial image482C4.A5.3C2480,221

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