Extensions 1→N→G→Q→1 with N=D68 and Q=C2

Direct product G=N×Q with N=D68 and Q=C2
dρLabelID
C2×D68136C2xD68272,38

Semidirect products G=N:Q with N=D68 and Q=C2
extensionφ:Q→Out NdρLabelID
D681C2 = D136φ: C2/C1C2 ⊆ Out D681362+D68:1C2272,7
D682C2 = D4⋊D17φ: C2/C1C2 ⊆ Out D681364+D68:2C2272,15
D683C2 = D4×D17φ: C2/C1C2 ⊆ Out D68684+D68:3C2272,40
D684C2 = D68⋊C2φ: C2/C1C2 ⊆ Out D681364+D68:4C2272,43
D685C2 = D685C2φ: trivial image1362D68:5C2272,39

Non-split extensions G=N.Q with N=D68 and Q=C2
extensionφ:Q→Out NdρLabelID
D68.1C2 = C136⋊C2φ: C2/C1C2 ⊆ Out D681362D68.1C2272,6
D68.2C2 = Q8⋊D17φ: C2/C1C2 ⊆ Out D681364+D68.2C2272,17

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