Extensions 1→N→G→Q→1 with N=D66 and Q=C2

Direct product G=N×Q with N=D66 and Q=C2
dρLabelID
C22×D33132C2^2xD33264,38

Semidirect products G=N:Q with N=D66 and Q=C2
extensionφ:Q→Out NdρLabelID
D661C2 = D132φ: C2/C1C2 ⊆ Out D661322+D66:1C2264,25
D662C2 = C337D4φ: C2/C1C2 ⊆ Out D661322D66:2C2264,27
D663C2 = C3⋊D44φ: C2/C1C2 ⊆ Out D661324+D66:3C2264,9
D664C2 = C11⋊D12φ: C2/C1C2 ⊆ Out D661324+D66:4C2264,10
D665C2 = C2×S3×D11φ: C2/C1C2 ⊆ Out D66664+D66:5C2264,34

Non-split extensions G=N.Q with N=D66 and Q=C2
extensionφ:Q→Out NdρLabelID
D66.C2 = D33⋊C4φ: C2/C1C2 ⊆ Out D661324+D66.C2264,7
D66.2C2 = C4×D33φ: trivial image1322D66.2C2264,24

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