Extensions 1→N→G→Q→1 with N=D21 and Q=C8

Direct product G=N×Q with N=D21 and Q=C8
dρLabelID
C8×D211682C8xD21336,90

Semidirect products G=N:Q with N=D21 and Q=C8
extensionφ:Q→Out NdρLabelID
D21⋊C8 = D21⋊C8φ: C8/C4C2 ⊆ Out D211684D21:C8336,25


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