Extensions 1→N→G→Q→1 with N=C21 and Q=C20

Direct product G=N×Q with N=C21 and Q=C20
dρLabelID
C4204201C420420,12

Semidirect products G=N:Q with N=C21 and Q=C20
extensionφ:Q→Aut NdρLabelID
C211C20 = C5×Dic21φ: C20/C10C2 ⊆ Aut C214202C21:1C20420,9
C212C20 = C15×Dic7φ: C20/C10C2 ⊆ Aut C214202C21:2C20420,5
C213C20 = Dic3×C35φ: C20/C10C2 ⊆ Aut C214202C21:3C20420,8


׿
×
𝔽