Extensions 1→N→G→Q→1 with N=C3×D4 and Q=C15

Direct product G=N×Q with N=C3×D4 and Q=C15
dρLabelID
D4×C3×C15180D4xC3xC15360,116


Non-split extensions G=N.Q with N=C3×D4 and Q=C15
extensionφ:Q→Out NdρLabelID
(C3×D4).C15 = D4×C45φ: trivial image1802(C3xD4).C15360,31

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