Extensions 1→N→G→Q→1 with N=C2 and Q=C19⋊D4

Direct product G=N×Q with N=C2 and Q=C19⋊D4
dρLabelID
C2×C19⋊D4152C2xC19:D4304,36


Non-split extensions G=N.Q with N=C2 and Q=C19⋊D4
extensionφ:Q→Aut NdρLabelID
C2.1(C19⋊D4) = Dic19⋊C4central extension (φ=1)304C2.1(C19:D4)304,11
C2.2(C19⋊D4) = D38⋊C4central extension (φ=1)152C2.2(C19:D4)304,13
C2.3(C19⋊D4) = C23.D19central extension (φ=1)152C2.3(C19:D4)304,18
C2.4(C19⋊D4) = D4⋊D19central stem extension (φ=1)1524+C2.4(C19:D4)304,14
C2.5(C19⋊D4) = D4.D19central stem extension (φ=1)1524-C2.5(C19:D4)304,15
C2.6(C19⋊D4) = Q8⋊D19central stem extension (φ=1)1524+C2.6(C19:D4)304,16
C2.7(C19⋊D4) = C19⋊Q16central stem extension (φ=1)3044-C2.7(C19:D4)304,17

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