Extensions 1→N→G→Q→1 with N=C2xQ8 and Q=C21

Direct product G=NxQ with N=C2xQ8 and Q=C21
dρLabelID
Q8xC42336Q8xC42336,206

Semidirect products G=N:Q with N=C2xQ8 and Q=C21
extensionφ:Q→Out NdρLabelID
(C2xQ8):C21 = C14xSL2(F3)φ: C21/C7C3 ⊆ Out C2xQ8112(C2xQ8):C21336,169


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