Extensions 1→N→G→Q→1 with N=A4 and Q=D9

Direct product G=N×Q with N=A4 and Q=D9
dρLabelID
A4×D9366+A4xD9216,97

Semidirect products G=N:Q with N=A4 and Q=D9
extensionφ:Q→Out NdρLabelID
A4⋊D9 = C9⋊S4φ: D9/C9C2 ⊆ Out A4366+A4:D9216,93


׿
×
𝔽