Finite Group Databasebeta

← D9⋊SL(2,𝔽3) #88616

Subgroups — D9⋊SL(2,𝔽3) #88616

Order 432.

57 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C9⋊SL(2,𝔽3)C211yesmaximal, characteristic, complemented
2D3×SL(2,𝔽3)—31nomaximal
3Q8×D9C311yesmaximal, characteristic, complemented
4C2×AGL(1,ℤ/9)—41nomaximal
5C3×SL(2,𝔽3)D311yescharacteristic
6Q8×C9C2×C311yescharacteristic, complemented
7C4×D9—31no—
8Dic18—31no—
9Q8⋊C9—21no—
10C2×3−1+2—41no—
11AGL(1,ℤ/9)—42no—
12D3×Q8—31no—
13C2×SL(2,𝔽3)—91no—
14C2×C3×D3—121no—
15C2×D9A411yescharacteristic
16C4×C9—31no—
17Dic9—31no—
183−1+2—41noSylow
19C3×Q8C3×D311yescharacteristic
20C4×D3—91no—
21Dic6—91no—
22SL(2,𝔽3)—31no—
23C2×C32—41no—
24C3×D3—122no—
25C2×C9—81no—
26C2×C9C2×A411yescharacteristic
27D9SL(2,𝔽3)12yescomplemented
28C2×Q8—91noSylow
29C22×C3—361no—
30C2×D3—31no—
31C3×C4—31no—
32Dic3—91no—
33C32—41no—
34C9—81no—
35C9C2×SL(2,𝔽3)11yescharacteristic, complemented
36Q8—271no—
37Q8AGL(1,ℤ/9)11yescharacteristic, complemented
38C2×C4—271no—
39C2×C3—121no—
40C2×C3—362no—
41C2×C3D3×A411yescharacteristic
42D3—32no—
43C22—91no—
44C4—31no—
45C4—271no—
46C3—121no—
47C3D3×SL(2,𝔽3)11yescharacteristic
48C2—92no—
49C2D9⋊A411yescharacteristic
subgroupG/H
center, hypercenterC2D9⋊A4
commutator, Fitting, cosocle, hypocenterQ8×C9C2×C3
Frattini, socleC2×C3D3×A4
LCSG ▷ Q8×C9
UCSC1 ◁ C2

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
1. C9⋊SL(2,𝔽3)C2semidirect
3. Q8×D9C3semidirect
6. Q8×C9C2×C3semidirect
27. D9SL(2,𝔽3)semidirect
35. C9C2×SL(2,𝔽3)semidirect
37. Q8AGL(1,ℤ/9)semidirect

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C9⋊SL(2,𝔽3)2
D3×SL(2,𝔽3)3
Q8×D93
C2×AGL(1,ℤ/9)4