Extensions 1→N→G→Q→1 with N=C₄ and Q=C₇:D₇

Direct product G=NxQ with N=C₄ and Q=C₇:D₇

		d	ρ	Label	ID
C₄xC₇:D₇		196		C4xC7:D7	392,29

Semidirect products G=N:Q with N=C₄ and Q=C₇:D₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄:(C₇:D₇) = C₂₈:D₇	φ: C₇:D₇/C₇² → C₂ ⊆ Aut C₄	196		C4:(C7:D7)	392,30

Non-split extensions G=N.Q with N=C₄ and Q=C₇:D₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₄.(C₇:D₇) = C₇²:₄Q₈	φ: C₇:D₇/C₇² → C₂ ⊆ Aut C₄	392		C4.(C7:D7)	392,28
C₄.₂(C₇:D₇) = C₇²:₄C₈	central extension (φ=1)	392		C4.2(C7:D7)	392,15

Extensions 1→N→G→Q→1 with N=C4 and Q=C7:D7