Extensions 1→N→G→Q→1 with N=C140 and Q=C3

Direct product G=NxQ with N=C140 and Q=C3
dρLabelID
C4204201C420420,12

Semidirect products G=N:Q with N=C140 and Q=C3
extensionφ:Q→Aut NdρLabelID
C140:C3 = C20xC7:C3φ: C3/C1C3 ⊆ Aut C1401403C140:C3420,4


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