Extensions 1→N→G→Q→1 with N=C7×C7⋊C3 and Q=C3

Direct product G=N×Q with N=C7×C7⋊C3 and Q=C3
dρLabelID
C7⋊C3×C21633C7:C3xC21441,10

Semidirect products G=N:Q with N=C7×C7⋊C3 and Q=C3
extensionφ:Q→Out NdρLabelID
(C7×C7⋊C3)⋊C3 = C7⋊C32φ: C3/C1C3 ⊆ Out C7×C7⋊C3219(C7xC7:C3):C3441,9


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