Extensions 1→N→G→Q→1 with N=C27 and Q=C3:S3

Direct product G=NxQ with N=C27 and Q=C3:S3
dρLabelID
C3:S3xC27162C3:S3xC27486,161

Semidirect products G=N:Q with N=C27 and Q=C3:S3
extensionφ:Q→Aut NdρLabelID
C27:(C3:S3) = C32:4D27φ: C3:S3/C32C2 ⊆ Aut C27243C27:(C3:S3)486,184

Non-split extensions G=N.Q with N=C27 and Q=C3:S3
extensionφ:Q→Aut NdρLabelID
C27.(C3:S3) = C81:S3φ: C3:S3/C32C2 ⊆ Aut C27243C27.(C3:S3)486,60
C27.2(C3:S3) = He3.5C18central extension (φ=1)813C27.2(C3:S3)486,164

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