Finite Group Databasebeta

← H(3,𝔽3)×Dic18 #14517296

Subgroups — H(3,𝔽3)×Dic18 #14517296

Order 1944.

300 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 300 conjugacy classes of subgroups — too many to draw. Only its 84 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
1C4×C9×H(3,𝔽3)C211yesmaximal, characteristic
2H(3,𝔽3)×Dic9C212yesmaximal
3Dic6×H(3,𝔽3)—31nomaximal
4C32×Dic18C314yesmaximal, complemented
5C2×C9×H(3,𝔽3)C2211yescharacteristic
6C3×C4×H(3,𝔽3)D311yescharacteristic
7C32×C4×C9C2×C314yes—
8Dic3×H(3,𝔽3)—32no—
9C32×Dic9C2×C318yes—
10C4×C32⋊C9—24no—
11C9×H(3,𝔽3)Q811yescharacteristic, complemented, Sylow
12C32×Dic6—34no—
13Q8×H(3,𝔽3)—91no—
14C3×Dic18—34no—
15C3×Dic18C3211yescharacteristic
16C2×C3×H(3,𝔽3)C2×D311yescharacteristic
17C2×C32×C9C22×C314yes—
18C2×C32⋊C9—24no—
19C33×C4C3×D314yes—
20C32×Dic3—38no—
21C4×H(3,𝔽3)—24no—
22C4×H(3,𝔽3)—92no—
23C4×H(3,𝔽3)D911yescharacteristic
24C3×C4×C9—24no—
25C3×C4×C9—34no—
26C3×C4×C9—64no—
27C3×C4×C9C2×C3211yescharacteristic
28C3×Dic9—38no—
29C3×Dic9C2×C3212yes—
30C3×H(3,𝔽3)Dic611yescharacteristic
31C32×C9C3×Q814yescomplemented
32C32⋊C9—24no—
33C32×Q8—94no—
34C3×Dic6—31no—
35C3×Dic6—94no—
36Dic18H(3,𝔽3)11yescharacteristic, direct product factor
37C2×C33C2×C3×D314yes—
38C2×H(3,𝔽3)—24no—
39C2×H(3,𝔽3)C2×D911yescharacteristic
40C2×C3×C9—24no—
41C2×C3×C9—34no—
42C2×C3×C9—64no—
43C2×C3×C9C22×C3211yescharacteristic
44C32×C4—24no—
45C32×C4—34no—
46C32×C4—64no—
47C32×C4—98no—
48C32×C4C3×D914yes—
49C32×C4C32×D311yescharacteristic
50C3×Dic3—32no—
51C3×Dic3—98no—
52C4×C9—21no—
53C4×C9—64no—
54C4×C9C2×H(3,𝔽3)11yescharacteristic
55Dic9C2×H(3,𝔽3)12yes—
56C33C3×Dic614yes—
57H(3,𝔽3)—24no—
58H(3,𝔽3)Dic1811yescharacteristic, direct product factor
59C3×C9—24no—
60C3×C9—34no—
61C3×C9—64no—
62C3×C9C32×Q811yescharacteristic
63C3×Q8—91no—
64C3×Q8—274no—
65Dic6—31no—
66C2×C32—24no—
67C2×C32—34no—
68C2×C32—64no—
69C2×C32C2×C3×D914yes—
70C2×C32C2×C32×D311yescharacteristic
71C2×C9—21no—
72C2×C9—64no—
73C2×C9C22×H(3,𝔽3)11yescharacteristic
74C3×C4—21no—
75C3×C4—34no—
76C3×C4—64no—
77C3×C4—92no—
78C3×C4—278no—
79C3×C4C32×D911yescharacteristic
80C3×C4D3×H(3,𝔽3)11yescharacteristic
81Dic3—32no—
82C32—24no—
83C32—34no—
84C32—64no—
85C32C3×Dic1814yescomplemented
86C32C32×Dic611yescharacteristic
87C9—21no—
88C9—64no—
89C9Q8×H(3,𝔽3)11yescharacteristic, complemented
90Q8—91noSylow
91C2×C3—21no—
92C2×C3—34no—
93C2×C3—64no—
94C2×C3C2×C32×D911yescharacteristic
95C2×C3C2×D3×H(3,𝔽3)11yescharacteristic
96C4—92no—
97C4D9×H(3,𝔽3)11yescharacteristic
98C3—21no—
99C3—34no—
100C3—64no—
101C3C32×Dic1811yescharacteristic
102C3Dic6×H(3,𝔽3)11yescharacteristic
103C2C2×D9×H(3,𝔽3)11yescharacteristic
subgroupG/H
centerC2×C3C2×C32×D9
commutator, cosocleC2×C3×C9C22×C32
Frattini, socleC2×C32C2×C32×D3
FittingC4×C9×H(3,𝔽3)C2
prime radicalC2×C3×H(3,𝔽3)C2×D3
hypercenterC4×H(3,𝔽3)D9
hypocenterC9Q8×H(3,𝔽3)
LCSG ▷ C2×C3×C9 ▷ C9
UCSC1 ◁ C2×C3 ◁ C4×H(3,𝔽3)

Complements

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

NH ≅ G/Ntype
4. C32×Dic18C3semidirect
11. C9×H(3,𝔽3)Q8semidirect
31. C32×C9C3×Q8semidirect
36. Dic18H(3,𝔽3)direct (N × H)
58. H(3,𝔽3)Dic18direct (N × H)
85. C32C3×Dic18semidirect
89. C9Q8×H(3,𝔽3)semidirect

Maximal subgroups

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

subgroupindex
C4×C9×H(3,𝔽3)2
H(3,𝔽3)×Dic92
Dic6×H(3,𝔽3)3
C32×Dic183