Extensions 1→N→G→Q→1 with N=C74 and Q=C2

Direct product G=N×Q with N=C74 and Q=C2
dρLabelID
C2×C74148C2xC74148,5

Semidirect products G=N:Q with N=C74 and Q=C2
extensionφ:Q→Aut NdρLabelID
C74⋊C2 = D74φ: C2/C1C2 ⊆ Aut C74742+C74:C2148,4

Non-split extensions G=N.Q with N=C74 and Q=C2
extensionφ:Q→Aut NdρLabelID
C74.C2 = Dic37φ: C2/C1C2 ⊆ Aut C741482-C74.C2148,1

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