Extensions 1→N→G→Q→1 with N=C2 and Q=D4×D9

Direct product G=N×Q with N=C2 and Q=D4×D9
dρLabelID
C2×D4×D972C2xD4xD9288,356


Non-split extensions G=N.Q with N=C2 and Q=D4×D9
extensionφ:Q→Aut NdρLabelID
C2.1(D4×D9) = C22⋊C4×D9central extension (φ=1)72C2.1(D4xD9)288,90
C2.2(D4×D9) = Dic94D4central extension (φ=1)144C2.2(D4xD9)288,91
C2.3(D4×D9) = C4⋊C4×D9central extension (φ=1)144C2.3(D4xD9)288,101
C2.4(D4×D9) = D36⋊C4central extension (φ=1)144C2.4(D4xD9)288,103
C2.5(D4×D9) = D4×Dic9central extension (φ=1)144C2.5(D4xD9)288,144
C2.6(D4×D9) = C222Dic18central stem extension (φ=1)144C2.6(D4xD9)288,88
C2.7(D4×D9) = C223D36central stem extension (φ=1)72C2.7(D4xD9)288,92
C2.8(D4×D9) = C23.9D18central stem extension (φ=1)144C2.8(D4xD9)288,93
C2.9(D4×D9) = D18⋊D4central stem extension (φ=1)144C2.9(D4xD9)288,94
C2.10(D4×D9) = Dic9.D4central stem extension (φ=1)144C2.10(D4xD9)288,95
C2.11(D4×D9) = C36⋊Q8central stem extension (φ=1)288C2.11(D4xD9)288,98
C2.12(D4×D9) = D18.D4central stem extension (φ=1)144C2.12(D4xD9)288,104
C2.13(D4×D9) = C4⋊D36central stem extension (φ=1)144C2.13(D4xD9)288,105
C2.14(D4×D9) = D18⋊Q8central stem extension (φ=1)144C2.14(D4xD9)288,106
C2.15(D4×D9) = D8×D9central stem extension (φ=1)724+C2.15(D4xD9)288,120
C2.16(D4×D9) = D8⋊D9central stem extension (φ=1)724C2.16(D4xD9)288,121
C2.17(D4×D9) = D83D9central stem extension (φ=1)1444-C2.17(D4xD9)288,122
C2.18(D4×D9) = SD16×D9central stem extension (φ=1)724C2.18(D4xD9)288,123
C2.19(D4×D9) = D72⋊C2central stem extension (φ=1)724+C2.19(D4xD9)288,124
C2.20(D4×D9) = SD16⋊D9central stem extension (φ=1)1444-C2.20(D4xD9)288,125
C2.21(D4×D9) = SD163D9central stem extension (φ=1)1444C2.21(D4xD9)288,126
C2.22(D4×D9) = Q16×D9central stem extension (φ=1)1444-C2.22(D4xD9)288,127
C2.23(D4×D9) = Q16⋊D9central stem extension (φ=1)1444C2.23(D4xD9)288,128
C2.24(D4×D9) = D725C2central stem extension (φ=1)1444+C2.24(D4xD9)288,129
C2.25(D4×D9) = C232D18central stem extension (φ=1)72C2.25(D4xD9)288,147
C2.26(D4×D9) = C362D4central stem extension (φ=1)144C2.26(D4xD9)288,148
C2.27(D4×D9) = Dic9⋊D4central stem extension (φ=1)144C2.27(D4xD9)288,149
C2.28(D4×D9) = C36⋊D4central stem extension (φ=1)144C2.28(D4xD9)288,150

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