Finite Group Databasebeta

← #20743

Subgroups — #20743

Order 256.

691 conjugacy classes of subgroups.

The subgroup lattice has 251 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C4×#41C211yesmaximal, characteristic
2C2×#432C211yesmaximal, characteristic, complemented
3#2285C211yesmaximal, characteristic, complemented
4#1825C212yesmaximal, complemented
5#1803C212yesmaximal, complemented
6#1802C212yesmaximal, complemented
7#1788C212yesmaximal
8#1763C212yesmaximal, complemented
9#1762C212yesmaximal, complemented
10C22×#41C2211yescharacteristic
11C4×#41—24no—
12C4×#41C418yescomplemented
13C2×C4×Q8C2211yescharacteristic
14C2×C4×Q8C2211yescharacteristic
15C2×C4×D4—21no—
16C2×C4×D4—21no—
17C2×C4×D4C2211yescharacteristic
18C2×C4×D4C2211yescharacteristic
19C2×#117—21no—
20C2×#117—21no—
21C2×#117C2211yescharacteristic
22C22×C42—21no—
23C22×C42C2211yescharacteristic
24#432—24no—
25C2×C4⋊C8C2212yes—
26C2×#103C2214yes—
27C2×#102C2214yes—
28C2×C22⋊C8C2212yes—
29C2×#97C2212yes—
30#384C2212yes—
31#382—21no—
32#380—21no—
33#380C2212yes—
34C4×C4⋊C4—21no—
35C4×C4⋊C4C2212yes—
36#340C2214yes—
37#340C2214yes—
38C2×#41—24no—
39C2×#41—24no—
40C2×#41—22no—
41C2×#41C2×C414yes—
42C22×Q8C2311yescharacteristic
43C22×D4—21no—
44C22×D4C2311yescharacteristic
45C23×C4—21no—
46C23×C4—21no—
47C23×C4—21no—
48C23×C4D411yescharacteristic
49C23×C4D411yescharacteristic
50C23×C4C2311yescharacteristic
51C22×C8C2314yes—
52C4×Q8—22no—
53C4×Q8—22no—
54C4×Q8C2×C414yes—
55C4×Q8C2×C414yes—
56C4×D4—28no—
57C4×D4—28no—
58C4×D4—22no—
59C4×D4—22no—
60C4×D4C2×C414yes—
61C4×D4C2×C414yes—
62#117—22no—
63#117—28no—
64#117—44no—
65#117C2×C414yes—
66C2×C4⋊C4—21no—
67C2×C4⋊C4—21no—
68C2×C4⋊C4—22no—
69C2×C4⋊C4—22no—
70C2×C4⋊C4C2314yes—
71C2×C4⋊C4C2311yescharacteristic
72C2×C4⋊C4C2311yescharacteristic
73C2×C22⋊C4—21no—
74C2×C22⋊C4—21no—
75C2×C22⋊C4—21no—
76C2×C22⋊C4—22no—
77C2×C42—21no—
78C2×C42—21no—
79C2×C42—21no—
80C2×C42—28no—
81C2×C42—22no—
82C2×C42C2×C414yes—
83C2×C42D411yescharacteristic
84C2×C42D411yescharacteristic
85C2×C42D414yes—
86C2×C42C2311yescharacteristic
87C2×C42C2311yescharacteristic
88C4⋊C8—24no—
89#103—28no—
90#102—28no—
91C22⋊C8—24no—
92#97—24no—
93#95—22no—
94#95—22no—
95C24—21no—
96C24C2×D411yescharacteristic
97#41—216no—
98#41—28no—
99#41—28no—
100C2×Q8—21no—
101C2×Q8—22no—
102C2×Q8C22×C412yes—
103C2×Q8#4114yes—
104C2×D4—28no—
105C2×D4—24no—
106C2×D4—21no—
107C2×D4—22no—
108C2×D4C22×C412yes—
109C2×D4#4114yes—
110C22×C4—28no—
111C22×C4—21no—
112C22×C4—24no—
113C22×C4—22no—
114C22×C4—22no—
115C22×C4—22no—
116C22×C4—22no—
117C22×C4—21no—
118C22×C4—21no—
119C22×C4—24no—
120C22×C4—24no—
121C22×C4—24no—
122C22×C4—42no—
123C22×C4—44no—
124C22×C4—42no—
125C22×C4—42no—
126C22×C4C22⋊C414yes—
127C22×C4C22⋊C414yes—
128C22×C4C22×C412yes—
129C22×C4C2×D411yescharacteristic
130C22×C4C2×D411yescharacteristic
131C22×C4C2×D411yescharacteristic
132C22×C4C2×D411yescharacteristic
133C22×C4C2×D412yes—
134C22×C4C2×D411yescharacteristic
135C22×C4C2411yescharacteristic
136C2×C8—24no—
137C2×C8—24no—
138C2×C8—24no—
139C4⋊C4—24no—
140C4⋊C4—24no—
141C4⋊C4—21no—
142C4⋊C4—21no—
143C4⋊C4—24no—
144C4⋊C4—24no—
145C4⋊C4—44no—
146C4⋊C4—44no—
147C4⋊C4C22×C412yes—
148C4⋊C4C22×C412yes—
149C22⋊C4—24no—
150C22⋊C4—24no—
151C22⋊C4—24no—
152C22⋊C4—44no—
153C42—24no—
154C42—24no—
155C42—24no—
156C42—44no—
157C42C22⋊C414yes—
158C42C22⋊C414yes—
159C42C22×C412yes—
160C42C22×C412yes—
161C42C2×D412yes—
162C42C2×D412yes—
163C23—22no—
164C23—22no—
165C23—24no—
166C23—21no—
167C23—21no—
168C23—22no—
169C23—41no—
170C23—41no—
171C23—42no—
172C23C2×C22⋊C412yes—
173C23C22×D411yescharacteristic
174Q8—22no—
175Q8—24no—
176Q8#11714yescomplemented
177D4—216no—
178D4—22no—
179D4—24no—
180D4#11714yescomplemented
181C2×C4—216no—
182C2×C4—22no—
183C2×C4—22no—
184C2×C4—24no—
185C2×C4—21no—
186C2×C4—21no—
187C2×C4—22no—
188C2×C4—22no—
189C2×C4—22no—
190C2×C4—22no—
191C2×C4—24no—
192C2×C4—28no—
193C2×C4—22no—
194C2×C4—22no—
195C2×C4—44no—
196C2×C4—48no—
197C2×C4—41no—
198C2×C4—41no—
199C2×C4—42no—
200C2×C4—48no—
201C2×C4—44no—
202C2×C4—44no—
203C2×C4—44no—
204C2×C4C2×C22⋊C412yes—
205C2×C4C2×C22⋊C412yes—
206C2×C4C2×C22⋊C412yes—
207C2×C4C2×C22⋊C412yes—
208C2×C4C2×C22⋊C412yes—
209C2×C4AGL(1,ℤ/8)12yes—
210C2×C4#13712yes—
211C2×C4C23×C411yescharacteristic
212C2×C4C22×D411yescharacteristic
213C2×C4C2×#4112yes—
214C2×C4C2×#4112yes—
215C8—44no—
216C22—22no—
217C22—22no—
218C22—22no—
219C22—24no—
220C22—42no—
221C22—44no—
222C22—42no—
223C22—44no—
224C22—42no—
225C22—42no—
226C22C22×C22⋊C411yescharacteristic
227C22#52512yes—
228C22C2×AGL(1,ℤ/8)11yescharacteristic
229C22C2×#13711yescharacteristic
230C22#57512yes—
231C4—22no—
232C4—22no—
233C4—22no—
234C4—22no—
235C4—24no—
236C4—42no—
237C4—42no—
238C4—84no—
239C4#41714yes—
240C4C2×#11711yescharacteristic
241C4C2×#11711yescharacteristic
242C4#52512yes—
243C2—42no—
244C2—44no—
245C2#228011yescharacteristic
246C2C2×#41711yescharacteristic
247C2#289611yescharacteristic
248C2#311512yes—
249C2#311612yes—
subgroupG/H
center, socleC23C22×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
prime radicalC22×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C2×#432C2semidirect
3. #2285C2semidirect
4. #1825C2semidirect
5. #1803C2semidirect
6. #1802C2semidirect
8. #1763C2semidirect
9. #1762C2semidirect
12. C4×#41C4semidirect
176. Q8#117semidirect
180. D4#117semidirect

Maximal subgroups

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

subgroupindex
C2×C4×#412
C2×#4322
#22852
#18252
#18032
#18022
#17882
#17632
#17622