# Extensions 1→N→G→Q→1 with N=C2 and Q=D7×C2×C8

Direct product G=N×Q with N=C2 and Q=D7×C2×C8
dρLabelID
D7×C22×C8224D7xC2^2xC8448,1189

Non-split extensions G=N.Q with N=C2 and Q=D7×C2×C8
extensionφ:Q→Aut NdρLabelID
C2.1(D7×C2×C8) = D7×C4×C8central extension (φ=1)224C2.1(D7xC2xC8)448,218
C2.2(D7×C2×C8) = D7×C2×C16central extension (φ=1)224C2.2(D7xC2xC8)448,433
C2.3(D7×C2×C8) = C2×C8×Dic7central extension (φ=1)448C2.3(D7xC2xC8)448,632
C2.4(D7×C2×C8) = C8×Dic14central stem extension (φ=1)448C2.4(D7xC2xC8)448,212
C2.5(D7×C2×C8) = C42.282D14central stem extension (φ=1)224C2.5(D7xC2xC8)448,219
C2.6(D7×C2×C8) = C8×D28central stem extension (φ=1)224C2.6(D7xC2xC8)448,220
C2.7(D7×C2×C8) = Dic7.5M4(2)central stem extension (φ=1)224C2.7(D7xC2xC8)448,252
C2.8(D7×C2×C8) = D7×C22⋊C8central stem extension (φ=1)112C2.8(D7xC2xC8)448,258
C2.9(D7×C2×C8) = C7⋊D4⋊C8central stem extension (φ=1)224C2.9(D7xC2xC8)448,259
C2.10(D7×C2×C8) = Dic14⋊C8central stem extension (φ=1)448C2.10(D7xC2xC8)448,364
C2.11(D7×C2×C8) = D7×C4⋊C8central stem extension (φ=1)224C2.11(D7xC2xC8)448,366
C2.12(D7×C2×C8) = C42.200D14central stem extension (φ=1)224C2.12(D7xC2xC8)448,367
C2.13(D7×C2×C8) = D28⋊C8central stem extension (φ=1)224C2.13(D7xC2xC8)448,368
C2.14(D7×C2×C8) = C2×C16⋊D7central stem extension (φ=1)224C2.14(D7xC2xC8)448,434
C2.15(D7×C2×C8) = D28.4C8central stem extension (φ=1)2242C2.15(D7xC2xC8)448,435
C2.16(D7×C2×C8) = D7×M5(2)central stem extension (φ=1)1124C2.16(D7xC2xC8)448,440
C2.17(D7×C2×C8) = C16.12D14central stem extension (φ=1)2244C2.17(D7xC2xC8)448,441
C2.18(D7×C2×C8) = C2×Dic7⋊C8central stem extension (φ=1)448C2.18(D7xC2xC8)448,633
C2.19(D7×C2×C8) = C2×D14⋊C8central stem extension (φ=1)224C2.19(D7xC2xC8)448,642
C2.20(D7×C2×C8) = C8×C7⋊D4central stem extension (φ=1)224C2.20(D7xC2xC8)448,643

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