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Extensions 1→N→G→Q→1 with N=C2 and Q=D28⋊C4

Direct product G=N×Q with N=C2 and Q=D28⋊C4
dρLabelID
C2×D28⋊C4224C2xD28:C4448,956


Non-split extensions G=N.Q with N=C2 and Q=D28⋊C4
extensionφ:Q→Aut NdρLabelID
C2.1(D28⋊C4) = D14⋊C42central extension (φ=1)224C2.1(D28:C4)448,200
C2.2(D28⋊C4) = D28⋊C8central extension (φ=1)224C2.2(D28:C4)448,368
C2.3(D28⋊C4) = C4⋊C4×Dic7central extension (φ=1)448C2.3(D28:C4)448,509
C2.4(D28⋊C4) = C4⋊Dic7⋊8C4central stem extension (φ=1)448C2.4(D28:C4)448,188
C2.5(D28⋊C4) = (C2×C4)⋊9D28central stem extension (φ=1)224C2.5(D28:C4)448,199
C2.6(D28⋊C4) = D14⋊C4⋊5C4central stem extension (φ=1)224C2.6(D28:C4)448,203
C2.7(D28⋊C4) = D14⋊3M4(2)central stem extension (φ=1)224C2.7(D28:C4)448,370
C2.8(D28⋊C4) = C28⋊2M4(2)central stem extension (φ=1)224C2.8(D28:C4)448,372
C2.9(D28⋊C4) = Dic7⋊8SD16central stem extension (φ=1)224C2.9(D28:C4)448,386
C2.10(D28⋊C4) = Dic28⋊9C4central stem extension (φ=1)448C2.10(D28:C4)448,387
C2.11(D28⋊C4) = D56⋊9C4central stem extension (φ=1)224C2.11(D28:C4)448,403
C2.12(D28⋊C4) = Dic7⋊5D8central stem extension (φ=1)224C2.12(D28:C4)448,406
C2.13(D28⋊C4) = Dic28⋊6C4central stem extension (φ=1)448C2.13(D28:C4)448,407
C2.14(D28⋊C4) = C56⋊C2⋊C4central stem extension (φ=1)224C2.14(D28:C4)448,423
C2.15(D28⋊C4) = D56⋊10C4central stem extension (φ=1)1124C2.15(D28:C4)448,428
C2.16(D28⋊C4) = D56⋊7C4central stem extension (φ=1)1124C2.16(D28:C4)448,429
C2.17(D28⋊C4) = C28⋊(C4⋊C4)central stem extension (φ=1)448C2.17(D28:C4)448,507
C2.18(D28⋊C4) = (C2×D28)⋊10C4central stem extension (φ=1)224C2.18(D28:C4)448,522
C2.19(D28⋊C4) = D14⋊C4⋊6C4central stem extension (φ=1)224C2.19(D28:C4)448,523
C2.20(D28⋊C4) = D14⋊C4⋊7C4central stem extension (φ=1)224C2.20(D28:C4)448,524

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