Extensions 1→N→G→Q→1 with N=C4xD7 and Q=C4

Direct product G=NxQ with N=C4xD7 and Q=C4
dρLabelID
D7xC42112D7xC4^2224,66

Semidirect products G=N:Q with N=C4xD7 and Q=C4
extensionφ:Q→Out NdρLabelID
(C4xD7):1C4 = D7xC4:C4φ: C4/C2C2 ⊆ Out C4xD7112(C4xD7):1C4224,86
(C4xD7):2C4 = C4:C4:7D7φ: C4/C2C2 ⊆ Out C4xD7112(C4xD7):2C4224,87
(C4xD7):3C4 = C42:D7φ: C4/C2C2 ⊆ Out C4xD7112(C4xD7):3C4224,67

Non-split extensions G=N.Q with N=C4xD7 and Q=C4
extensionφ:Q→Out NdρLabelID
(C4xD7).1C4 = D7xM4(2)φ: C4/C2C2 ⊆ Out C4xD7564(C4xD7).1C4224,101
(C4xD7).2C4 = C16:D7φ: C4/C2C2 ⊆ Out C4xD71122(C4xD7).2C4224,4
(C4xD7).3C4 = C2xC8:D7φ: C4/C2C2 ⊆ Out C4xD7112(C4xD7).3C4224,95
(C4xD7).4C4 = D7xC16φ: trivial image1122(C4xD7).4C4224,3
(C4xD7).5C4 = D7xC2xC8φ: trivial image112(C4xD7).5C4224,94

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