Extensions 1→N→G→Q→1 with N=C3×D7 and Q=C3

Direct product G=N×Q with N=C3×D7 and Q=C3
dρLabelID
C32×D763C3^2xD7126,11

Semidirect products G=N:Q with N=C3×D7 and Q=C3
extensionφ:Q→Out NdρLabelID
(C3×D7)⋊C3 = C3×F7φ: C3/C1C3 ⊆ Out C3×D7216(C3xD7):C3126,7

Non-split extensions G=N.Q with N=C3×D7 and Q=C3
extensionφ:Q→Out NdρLabelID
(C3×D7).C3 = C7⋊C18φ: C3/C1C3 ⊆ Out C3×D7636(C3xD7).C3126,1
(C3×D7).2C3 = C9×D7φ: trivial image632(C3xD7).2C3126,4

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