Finite Group Databasebeta

← 3−1+2×GL(2,𝔽3) #13048365

Subgroups — 3−1+2×GL(2,𝔽3) #13048365

Order 1296.

161 conjugacy classes of subgroups; only the 35 normal subgroups are shown.

normal subgroups only

This group has 161 conjugacy classes of subgroups — too many to draw. Only its 35 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1SL(2,𝔽3)×3−1+2C211yesmaximal, characteristic, complemented
2C32×GL(2,𝔽3)C311yesmaximal, characteristic
3C9×GL(2,𝔽3)C313yesmaximal, complemented
4SD16×3−1+2—31nomaximal
5C2×D3×3−1+2—41nomaximal
6C32×SL(2,𝔽3)C2×C311yescharacteristic
7Q8×3−1+2D311yescharacteristic, complemented
8D4×3−1+2—31no—
9#6204—21no—
10C9⋊SL(2,𝔽3)—23no—
11C9×SL(2,𝔽3)C2×C313yescomplemented
12C8×3−1+2—31no—
13C2×C3×3−1+2—41no—
14D3×3−1+2—42no—
15C3×GL(2,𝔽3)—31no—
16C3×GL(2,𝔽3)C3211yescharacteristic
17C32×SD16—31no—
18C9×SD16—33no—
19C2×C32×D3—41no—
20C22×3−1+2—61no—
21C2×D3×C9—43no—
22C4×3−1+2—31no—
23C3×3−1+2—41noSylow
24C32×Q8C3×D311yescharacteristic
25C32×D4—31no—
26C3×SL(2,𝔽3)—21no—
27C3×SL(2,𝔽3)—31no—
28C3×SL(2,𝔽3)—61no—
29C3×SL(2,𝔽3)C2×C3211yescharacteristic
30C32×C8—31no—
31Q8×C9C3×D313yescomplemented
32D4×C9—33no—
33Q8⋊C9—23no—
34C8×C9—33no—
35C2×C33—41no—
36C32×D3—42no—
37C2×3−1+2—81no—
38C2×3−1+2—83no—
39C2×3−1+2—121no—
40C2×3−1+2S411yescharacteristic
41C2×C3×C9—43no—
42D3×C9—46no—
43GL(2,𝔽3)3−1+211yescharacteristic, direct product factor
44C3×SD16—31no—
45C3×SD16—91no—
46C22×C32—61no—
47C2×C3×D3—41no—
48C2×C3×D3—121no—
49C32×C4—31no—
50C22×C9—63no—
51C4×C9—33no—
52C33—41no—
533−1+2—81no—
543−1+2—83no—
553−1+2GL(2,𝔽3)11yescharacteristic, direct product factor
56C3×C9—43no—
57C3×Q8—31no—
58C3×Q8C32×D311yescharacteristic
59C3×D4—31no—
60C3×D4—91no—
61SL(2,𝔽3)—21no—
62SL(2,𝔽3)—61no—
63SL(2,𝔽3)C2×3−1+211yescharacteristic, complemented
64C3×C8—31no—
65C3×C8—91no—
66C2×C32—41no—
67C2×C32—81no—
68C2×C32—121no—
69C2×C32—121no—
70C2×C32—241no—
71C2×C32C3×S411yescharacteristic
72C3×D3—42no—
73C3×D3—122no—
74C2×C9—83no—
75C2×C9—123no—
76C2×C9C3×S413yes—
77SD16—31noSylow
78C22×C3—61no—
79C22×C3—181no—
80C2×D3—41no—
81C3×C4—31no—
82C3×C4—91no—
83C32—41no—
84C32—81no—
85C32—121no—
86C32—241no—
87C32C3×GL(2,𝔽3)11yescharacteristic
88C9—83no—
89C9C3×GL(2,𝔽3)13yescomplemented
90Q8D3×3−1+211yescharacteristic, complemented
91D4—31no—
92C8—31no—
93C2×C3—31no—
94C2×C3—41no—
95C2×C3—81no—
96C2×C3—121no—
97C2×C3—241no—
98C2×C3—361no—
99C2×C3C32×S411yescharacteristic
100D3—42no—
101C22—61no—
102C4—31no—
103C3—31no—
104C3—41no—
105C3—81no—
106C3—241no—
107C3C32×GL(2,𝔽3)11yescharacteristic
108C2—121no—
109C2S4×3−1+211yescharacteristic
subgroupG/H
center, Frattini, socleC2×C3C32×S4
commutator, cosocleC3×SL(2,𝔽3)C2×C32
FittingQ8×3−1+2D3
prime radicalC32×GL(2,𝔽3)C3
hypercenterC2×3−1+2S4
hypocenterSL(2,𝔽3)C2×3−1+2
LCSG ▷ C3×SL(2,𝔽3) ▷ SL(2,𝔽3)
UCSC1 ◁ C2×C3 ◁ C2×3−1+2

Complements

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

NH ≅ G/Ntype
1. SL(2,𝔽3)×3−1+2C2semidirect
3. C9×GL(2,𝔽3)C3semidirect
7. Q8×3−1+2D3semidirect
11. C9×SL(2,𝔽3)C2×C3semidirect
31. Q8×C9C3×D3semidirect
43. GL(2,𝔽3)3−1+2direct (N × H)
55. 3−1+2GL(2,𝔽3)direct (N × H)
63. SL(2,𝔽3)C2×3−1+2semidirect
89. C9C3×GL(2,𝔽3)semidirect
90. Q8D3×3−1+2semidirect

Maximal subgroups

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

subgroupindex
SL(2,𝔽3)×3−1+22
C32×GL(2,𝔽3)3
C9×GL(2,𝔽3)3
SD16×3−1+23
C2×D3×3−1+24