Extensions 1→N→G→Q→1 with N=D14 and Q=C2

Direct product G=N×Q with N=D14 and Q=C2
dρLabelID
C22×D728C2^2xD756,12

Semidirect products G=N:Q with N=D14 and Q=C2
extensionφ:Q→Out NdρLabelID
D141C2 = D28φ: C2/C1C2 ⊆ Out D14282+D14:1C256,5
D142C2 = C7⋊D4φ: C2/C1C2 ⊆ Out D14282D14:2C256,7

Non-split extensions G=N.Q with N=D14 and Q=C2
extensionφ:Q→Out NdρLabelID
D14.C2 = C4×D7φ: trivial image282D14.C256,4

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