Extensions 1→N→G→Q→1 with N=C7 and Q=C2×2+ 1+4

Direct product G=N×Q with N=C7 and Q=C2×2+ 1+4
dρLabelID
C14×2+ 1+4112C14xES+(2,2)448,1389

Semidirect products G=N:Q with N=C7 and Q=C2×2+ 1+4
extensionφ:Q→Aut NdρLabelID
C71(C2×2+ 1+4) = C2×D46D14φ: C2×2+ 1+4/C22×D4C2 ⊆ Aut C7112C7:1(C2xES+(2,2))448,1371
C72(C2×2+ 1+4) = C2×D48D14φ: C2×2+ 1+4/C2×C4○D4C2 ⊆ Aut C7112C7:2(C2xES+(2,2))448,1376
C73(C2×2+ 1+4) = D7×2+ 1+4φ: C2×2+ 1+4/2+ 1+4C2 ⊆ Aut C7568+C7:3(C2xES+(2,2))448,1379


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