Extensions 1→N→G→Q→1 with N=3- 1+2 and Q=D9

Direct product G=NxQ with N=3- 1+2 and Q=D9
dρLabelID
D9x3- 1+2546D9xES-(3,1)486,101

Semidirect products G=N:Q with N=3- 1+2 and Q=D9
extensionφ:Q→Out NdρLabelID
3- 1+2:D9 = 3- 1+2:D9φ: D9/C3S3 ⊆ Out 3- 1+281ES-(3,1):D9486,57
3- 1+2:2D9 = C92:9C6φ: D9/C9C2 ⊆ Out 3- 1+281ES-(3,1):2D9486,144

Non-split extensions G=N.Q with N=3- 1+2 and Q=D9
extensionφ:Q→Out NdρLabelID
3- 1+2.1D9 = He3.3D9φ: D9/C3S3 ⊆ Out 3- 1+2816+ES-(3,1).1D9486,58
3- 1+2.2D9 = He3.4D9φ: D9/C3S3 ⊆ Out 3- 1+2816+ES-(3,1).2D9486,59
3- 1+2.3D9 = He3.5D9φ: D9/C9C2 ⊆ Out 3- 1+2816+ES-(3,1).3D9486,163

׿
x
:
Z
F
o
wr
Q
<