Extensions 1→N→G→Q→1 with N=C3 and Q=C37:C3

Direct product G=NxQ with N=C3 and Q=C37:C3
dρLabelID
C3xC37:C31113C3xC37:C3333,4


Non-split extensions G=N.Q with N=C3 and Q=C37:C3
extensionφ:Q→Aut NdρLabelID
C3.(C37:C3) = C37:2C9central extension (φ=1)3333C3.(C37:C3)333,1

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