Extensions 1→N→G→Q→1 with N=C3 and Q=C9○He3

Direct product G=N×Q with N=C3 and Q=C9○He3
dρLabelID
C3×C9○He381C3xC9oHe3243,64


Non-split extensions G=N.Q with N=C3 and Q=C9○He3
extensionφ:Q→Aut NdρLabelID
C3.1(C9○He3) = C923C3central extension (φ=1)81C3.1(C9oHe3)243,34
C3.2(C9○He3) = C9×He3central extension (φ=1)81C3.2(C9oHe3)243,35
C3.3(C9○He3) = C9×3- 1+2central extension (φ=1)81C3.3(C9oHe3)243,36
C3.4(C9○He3) = C9⋊He3central stem extension (φ=1)81C3.4(C9oHe3)243,39
C3.5(C9○He3) = C32.23C33central stem extension (φ=1)81C3.5(C9oHe3)243,40
C3.6(C9○He3) = C9⋊3- 1+2central stem extension (φ=1)81C3.6(C9oHe3)243,41
C3.7(C9○He3) = C33.31C32central stem extension (φ=1)81C3.7(C9oHe3)243,42
C3.8(C9○He3) = C927C3central stem extension (φ=1)81C3.8(C9oHe3)243,43
C3.9(C9○He3) = C924C3central stem extension (φ=1)81C3.9(C9oHe3)243,44
C3.10(C9○He3) = C925C3central stem extension (φ=1)81C3.10(C9oHe3)243,45
C3.11(C9○He3) = C928C3central stem extension (φ=1)81C3.11(C9oHe3)243,46

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