Extensions 1→N→G→Q→1 with N=C22 and Q=C22x3- 1+2

Direct product G=NxQ with N=C22 and Q=C22x3- 1+2
dρLabelID
C24x3- 1+2144C2^4xES-(3,1)432,564

Semidirect products G=N:Q with N=C22 and Q=C22x3- 1+2
extensionφ:Q→Aut NdρLabelID
C22:1(C22x3- 1+2) = C22xC9:A4φ: C22x3- 1+2/C2xC18C3 ⊆ Aut C22108C2^2:1(C2^2xES-(3,1))432,547
C22:2(C22x3- 1+2) = C22xC32.A4φ: C22x3- 1+2/C62C3 ⊆ Aut C2236C2^2:2(C2^2xES-(3,1))432,549
C22:3(C22x3- 1+2) = C2xD4x3- 1+2φ: C22x3- 1+2/C2x3- 1+2C2 ⊆ Aut C2272C2^2:3(C2^2xES-(3,1))432,405

Non-split extensions G=N.Q with N=C22 and Q=C22x3- 1+2
extensionφ:Q→Aut NdρLabelID
C22.(C22x3- 1+2) = C4oD4x3- 1+2φ: C22x3- 1+2/C2x3- 1+2C2 ⊆ Aut C22726C2^2.(C2^2xES-(3,1))432,411
C22.2(C22x3- 1+2) = C42x3- 1+2central extension (φ=1)144C2^2.2(C2^2xES-(3,1))432,202
C22.3(C22x3- 1+2) = C22:C4x3- 1+2central extension (φ=1)72C2^2.3(C2^2xES-(3,1))432,205
C22.4(C22x3- 1+2) = C4:C4x3- 1+2central extension (φ=1)144C2^2.4(C2^2xES-(3,1))432,208
C22.5(C22x3- 1+2) = C22xC4x3- 1+2central extension (φ=1)144C2^2.5(C2^2xES-(3,1))432,402
C22.6(C22x3- 1+2) = C2xQ8x3- 1+2central extension (φ=1)144C2^2.6(C2^2xES-(3,1))432,408

׿
x
:
Z
F
o
wr
Q
<