Extensions 1→N→G→Q→1 with N=C2 and Q=C7xC22wrC2

Direct product G=NxQ with N=C2 and Q=C7xC22wrC2
dρLabelID
C14xC22wrC2112C14xC2^2wrC2448,1304


Non-split extensions G=N.Q with N=C2 and Q=C7xC22wrC2
extensionφ:Q→Aut NdρLabelID
C2.1(C7xC22wrC2) = C7xC24:3C4central extension (φ=1)112C2.1(C7xC2^2wrC2)448,787
C2.2(C7xC22wrC2) = C7xC23.8Q8central extension (φ=1)224C2.2(C7xC2^2wrC2)448,793
C2.3(C7xC22wrC2) = C7xC23.23D4central extension (φ=1)224C2.3(C7xC2^2wrC2)448,794
C2.4(C7xC22wrC2) = C7xC23:2D4central stem extension (φ=1)224C2.4(C7xC2^2wrC2)448,800
C2.5(C7xC22wrC2) = C7xC23:Q8central stem extension (φ=1)224C2.5(C7xC2^2wrC2)448,801
C2.6(C7xC22wrC2) = C7xC23.10D4central stem extension (φ=1)224C2.6(C7xC2^2wrC2)448,802
C2.7(C7xC22wrC2) = C7xC23.78C23central stem extension (φ=1)448C2.7(C7xC2^2wrC2)448,803
C2.8(C7xC22wrC2) = C7xC22:D8central stem extension (φ=1)112C2.8(C7xC2^2wrC2)448,855
C2.9(C7xC22wrC2) = C7xQ8:D4central stem extension (φ=1)224C2.9(C7xC2^2wrC2)448,856
C2.10(C7xC22wrC2) = C7xD4:D4central stem extension (φ=1)224C2.10(C7xC2^2wrC2)448,857
C2.11(C7xC22wrC2) = C7xC22:SD16central stem extension (φ=1)112C2.11(C7xC2^2wrC2)448,858
C2.12(C7xC22wrC2) = C7xC22:Q16central stem extension (φ=1)224C2.12(C7xC2^2wrC2)448,859
C2.13(C7xC22wrC2) = C7xD4.7D4central stem extension (φ=1)224C2.13(C7xC2^2wrC2)448,860
C2.14(C7xC22wrC2) = C7xD4:4D4central stem extension (φ=1)564C2.14(C7xC2^2wrC2)448,861
C2.15(C7xC22wrC2) = C7xD4.8D4central stem extension (φ=1)1124C2.15(C7xC2^2wrC2)448,862
C2.16(C7xC22wrC2) = C7xD4.9D4central stem extension (φ=1)1124C2.16(C7xC2^2wrC2)448,863
C2.17(C7xC22wrC2) = C7xD4.10D4central stem extension (φ=1)1124C2.17(C7xC2^2wrC2)448,864
C2.18(C7xC22wrC2) = C7xC2wrC22central stem extension (φ=1)564C2.18(C7xC2^2wrC2)448,865
C2.19(C7xC22wrC2) = C7xC23.7D4central stem extension (φ=1)1124C2.19(C7xC2^2wrC2)448,866

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