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Extensions 1→N→G→Q→1 with N=C2 and Q=D4.5D4

Direct product G=N×Q with N=C2 and Q=D4.5D4
dρLabelID
C2×D4.5D464C2xD4.5D4128,1798


Non-split extensions G=N.Q with N=C2 and Q=D4.5D4
extensionφ:Q→Aut NdρLabelID
C2.1(D4.5D4) = C4○D4.5Q8central extension (φ=1)64C2.1(D4.5D4)128,548
C2.2(D4.5D4) = M4(2).49D4central extension (φ=1)64C2.2(D4.5D4)128,640
C2.3(D4.5D4) = C4.10D4⋊3C4central extension (φ=1)64C2.3(D4.5D4)128,662
C2.4(D4.5D4) = M4(2).6Q8central extension (φ=1)64C2.4(D4.5D4)128,684
C2.5(D4.5D4) = M4(2).33D4central extension (φ=1)64C2.5(D4.5D4)128,711
C2.6(D4.5D4) = C8.28D8central stem extension (φ=1)64C2.6(D4.5D4)128,401
C2.7(D4.5D4) = Q8⋊1Q16central stem extension (φ=1)128C2.7(D4.5D4)128,402
C2.8(D4.5D4) = C8⋊10SD16central stem extension (φ=1)64C2.8(D4.5D4)128,405
C2.9(D4.5D4) = C8⋊7Q16central stem extension (φ=1)128C2.9(D4.5D4)128,406
C2.10(D4.5D4) = D4.3SD16central stem extension (φ=1)64C2.10(D4.5D4)128,411
C2.11(D4.5D4) = Q8.3SD16central stem extension (φ=1)128C2.11(D4.5D4)128,412
C2.12(D4.5D4) = C8.D8central stem extension (φ=1)64C2.12(D4.5D4)128,421
C2.13(D4.5D4) = C8.SD16central stem extension (φ=1)128C2.13(D4.5D4)128,422
C2.14(D4.5D4) = C8⋊4SD16central stem extension (φ=1)64C2.14(D4.5D4)128,425
C2.15(D4.5D4) = C8⋊2Q16central stem extension (φ=1)128C2.15(D4.5D4)128,426
C2.16(D4.5D4) = C42.250C23central stem extension (φ=1)64C2.16(D4.5D4)128,431
C2.17(D4.5D4) = C42.251C23central stem extension (φ=1)128C2.17(D4.5D4)128,432
C2.18(D4.5D4) = M4(2).6D4central stem extension (φ=1)64C2.18(D4.5D4)128,752
C2.19(D4.5D4) = C4⋊C4.98D4central stem extension (φ=1)64C2.19(D4.5D4)128,779
C2.20(D4.5D4) = M4(2).11D4central stem extension (φ=1)64C2.20(D4.5D4)128,784
C2.21(D4.5D4) = M4(2).13D4central stem extension (φ=1)64C2.21(D4.5D4)128,796
C2.22(D4.5D4) = (C2×C8).55D4central stem extension (φ=1)64C2.22(D4.5D4)128,810
C2.23(D4.5D4) = M4(2).Q8central stem extension (φ=1)64C2.23(D4.5D4)128,821

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