Extensions 1→N→G→Q→1 with N=C3 and Q=C12.55D4

Direct product G=NxQ with N=C3 and Q=C12.55D4
dρLabelID
C3xC12.55D448C3xC12.55D4288,264

Semidirect products G=N:Q with N=C3 and Q=C12.55D4
extensionφ:Q→Aut NdρLabelID
C3:1(C12.55D4) = C12.77D12φ: C12.55D4/C2xC3:C8C2 ⊆ Aut C396C3:1(C12.55D4)288,204
C3:2(C12.55D4) = C62:7C8φ: C12.55D4/C22xC12C2 ⊆ Aut C3144C3:2(C12.55D4)288,305

Non-split extensions G=N.Q with N=C3 and Q=C12.55D4
extensionφ:Q→Aut NdρLabelID
C3.(C12.55D4) = C36.55D4φ: C12.55D4/C22xC12C2 ⊆ Aut C3144C3.(C12.55D4)288,37

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