Extensions 1→N→G→Q→1 with N=C7 and Q=D18

Direct product G=N×Q with N=C7 and Q=D18
dρLabelID
C14×D91262C14xD9252,13

Semidirect products G=N:Q with N=C7 and Q=D18
extensionφ:Q→Aut NdρLabelID
C71D18 = D7×D9φ: D18/D9C2 ⊆ Aut C7634+C7:1D18252,8
C72D18 = D126φ: D18/C18C2 ⊆ Aut C71262+C7:2D18252,14


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