Finite Group Databasebeta

← #18552

Subgroups — #18552

Order 256.

491 conjugacy classes of subgroups; only the 115 normal subgroups are shown.

normal subgroups only

This group has 491 conjugacy classes of subgroups — too many to draw. Only its 115 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
1C2×#555C211yesmaximal, characteristic
2#3139C211yesmaximal, characteristic, complemented
3#3110C212yesmaximal, complemented
4#1646C218yesmaximal, complemented
5#1558C211yesmaximal, characteristic, complemented
6#1490C212yesmaximal, complemented
7#555—22no—
8#555—24no—
9#555C2214yes—
10#533C2211yescharacteristic
11C2×C4⋊Q8C2211yescharacteristic
12C2×#124—22no—
13C2×#121—22no—
14C2×C4×D4C2212yes—
15C2×#117—22no—
16#491—22no—
17#487C2214yescomplemented
18#484—22no—
19#474C2214yescomplemented
20#461C2214yescomplemented
21#450—22no—
22#440—24no—
23#432C2212yes—
24#419—22no—
25C4×M16C2211yescharacteristic
26#333C2214yescomplemented
27D4⋊C8C2218yescomplemented
28C22×Q8D412yes—
29C22×D4—22no—
30C22×D4D412yes—
31C23×C4—22no—
32C2×SD16—24no—
33C2×M16—21no—
34C4⋊Q8—22no—
35C4⋊Q8D412yes—
36C4⋊Q8C2312yes—
37C4⋊Q8C2312yes—
38#125—21no—
39#124—28no—
40#124—28no—
41C22⋊Q8—22no—
42#121—28no—
43#121—28no—
44C4×Q8—22no—
45C4×D4—22no—
46C4×D4—22no—
47C4×D4D414yes—
48C4×D4C2314yes—
49#117—28no—
50#117—28no—
51#117—21no—
52C2×C4⋊C4—22no—
53C2×C4⋊C4D412yes—
54C2×C22⋊C4—24no—
55C2×C22⋊C4—22no—
56C2×C42—22no—
57C2×C42C2311yescharacteristic
58#107—24no—
59C4⋊C8C2314yes—
60#103—28no—
61#103—24no—
62#102—24no—
63C22⋊C8—22no—
64#97—21no—
65#97—22no—
66C4×C8C2312yes—
67C24—22no—
68C2×Q8—22no—
69C2×Q8—22no—
70C2×Q8—44no—
71C2×Q8C2×D414yes—
72C2×D4—28no—
73C2×D4—22no—
74C2×D4—44no—
75C2×D4—84no—
76C2×D4C2×D414yes—
77C22×C4—22no—
78C22×C4—22no—
79C22×C4—24no—
80C22×C4—24no—
81C22×C4—48no—
82C22×C4C2×D412yes—
83C22×C4C2×D411yescharacteristic
84SD16—48no—
85M16—42no—
86C2×C8—22no—
87C2×C8—24no—
88C4⋊C4—24no—
89C4⋊C4—22no—
90C4⋊C4—24no—
91C4⋊C4—22no—
92C4⋊C4—22no—
93C4⋊C4—42no—
94C4⋊C4C2×D414yes—
95C22⋊C4—216no—
96C22⋊C4—24no—
97C22⋊C4—24no—
98C22⋊C4—41no—
99C42—28no—
100C42—41no—
101C42C2×D411yescharacteristic
102C42C2×D412yes—
103C42C2411yescharacteristic
104C23—24no—
105C23—44no—
106C23—44no—
107C23—44no—
108C23#12011yescharacteristic
109Q8—44no—
110Q8—44no—
111Q8—82no—
112D4—24no—
113D4—24no—
114D4—44no—
115D4—88no—
116C2×C4—22no—
117C2×C4—24no—
118C2×C4—24no—
119C2×C4—24no—
120C2×C4—48no—
121C2×C4—44no—
122C2×C4—44no—
123C2×C4—48no—
124C2×C4—42no—
125C2×C4#12011yescharacteristic
126C2×C4#12012yes—
127C2×C4C22×D411yescharacteristic
128C2×C4C22×D412yes—
129C8—42no—
130C8—44no—
131C22—22no—
132C22—44no—
133C22—44no—
134C22—44no—
135C22—88no—
136C22#45512yes—
137C22C2×#12011yescharacteristic
138C4—22no—
139C4—21no—
140C4—21no—
141C4—44no—
142C4—44no—
143C4—82no—
144C4#57514yes—
145C2—22no—
146C2—84no—
147C2#300512yes—
148C2C2×#45511yescharacteristic
subgroupG/H
center, socleC22C2×#120
commutator, Frattini, cosocleC42C24
prime radicalC2×#555C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
2. #3139C2semidirect
3. #3110C2semidirect
4. #1646C2semidirect
5. #1558C2semidirect
6. #1490C2semidirect
17. #487C22semidirect
19. #474C22semidirect
20. #461C22semidirect
26. #333C22semidirect
27. D4⋊C8C22semidirect

Maximal subgroups

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

subgroupindex
C2×#5552
#31392
#31102
#16462
#15582
#14902