Extensions 1→N→G→Q→1 with N=C2 and Q=C242D5

Direct product G=N×Q with N=C2 and Q=C242D5
dρLabelID
C2×C242D580C2xC2^4:2D5320,1512


Non-split extensions G=N.Q with N=C2 and Q=C242D5
extensionφ:Q→Aut NdρLabelID
C2.1(C242D5) = C24.62D10central extension (φ=1)160C2.1(C2^4:2D5)320,837
C2.2(C242D5) = C24.65D10central extension (φ=1)160C2.2(C2^4:2D5)320,840
C2.3(C242D5) = C25.2D5central extension (φ=1)80C2.3(C2^4:2D5)320,874
C2.4(C242D5) = (C2×C10)⋊8D8central stem extension (φ=1)80C2.4(C2^4:2D5)320,844
C2.5(C242D5) = (C5×D4).31D4central stem extension (φ=1)80C2.5(C2^4:2D5)320,845
C2.6(C242D5) = C24.20D10central stem extension (φ=1)160C2.6(C2^4:2D5)320,849
C2.7(C242D5) = C24.21D10central stem extension (φ=1)160C2.7(C2^4:2D5)320,850
C2.8(C242D5) = (C5×Q8)⋊13D4central stem extension (φ=1)160C2.8(C2^4:2D5)320,854
C2.9(C242D5) = (C2×C10)⋊8Q16central stem extension (φ=1)160C2.9(C2^4:2D5)320,855
C2.10(C242D5) = C10.C22≀C2central stem extension (φ=1)320C2.10(C2^4:2D5)320,856
C2.11(C242D5) = (C22×D5)⋊Q8central stem extension (φ=1)160C2.11(C2^4:2D5)320,858
C2.12(C242D5) = (C5×D4)⋊14D4central stem extension (φ=1)160C2.12(C2^4:2D5)320,865
C2.13(C242D5) = (C5×D4).32D4central stem extension (φ=1)160C2.13(C2^4:2D5)320,866
C2.14(C242D5) = 2+ 1+4⋊D5central stem extension (φ=1)408+C2.14(C2^4:2D5)320,868
C2.15(C242D5) = 2+ 1+4.D5central stem extension (φ=1)808-C2.15(C2^4:2D5)320,869
C2.16(C242D5) = 2+ 1+4.2D5central stem extension (φ=1)808-C2.16(C2^4:2D5)320,870
C2.17(C242D5) = 2+ 1+42D5central stem extension (φ=1)408+C2.17(C2^4:2D5)320,871
C2.18(C242D5) = 2- 1+42D5central stem extension (φ=1)808+C2.18(C2^4:2D5)320,872
C2.19(C242D5) = 2- 1+4.2D5central stem extension (φ=1)808-C2.19(C2^4:2D5)320,873

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