Extensions 1→N→G→Q→1 with N=C₇² and Q=C₃²

Direct product G=N×Q with N=C₇² and Q=C₃²

		d	ρ	Label	ID
C₂₁²		441		C21^2	441,13

Semidirect products G=N:Q with N=C₇² and Q=C₃²

extension	φ:Q→Aut N	d	ρ	Label	ID
C₇²⋊C₃² = C₇⋊C₃²	φ: C₃²/C₁ → C₃² ⊆ Aut C₇²	21	9	C7^2:C3^2	441,9
C₇²⋊₂C₃² = C₇⋊C₃×C₂₁	φ: C₃²/C₃ → C₃ ⊆ Aut C₇²	63	3	C7^2:2C3^2	441,10
C₇²⋊₃C₃² = C₃×C₇²⋊C₃	φ: C₃²/C₃ → C₃ ⊆ Aut C₇²	147		C7^2:3C3^2	441,11
C₇²⋊₄C₃² = C₃×C₇²⋊₃C₃	φ: C₃²/C₃ → C₃ ⊆ Aut C₇²	63	3	C7^2:4C3^2	441,12

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