Finite Group Databasebeta

← C2×#1625 #18486

Subgroups — C2×#1625 #18486

Order 256.

661 conjugacy classes of subgroups; only the 143 normal subgroups are shown.

normal subgroups only

This group has 661 conjugacy classes of subgroups — too many to draw. Only its 143 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×#547C211yesmaximal, characteristic, complemented
2C2×#486C211yesmaximal, characteristic, complemented
3C2×#459C211yesmaximal, characteristic, complemented
4C2×#459C211yesmaximal, characteristic, complemented
5#1625C218yesmaximal, direct product factor
6C2×#332C211yesmaximal, characteristic, complemented
7C2×D4⋊C8C211yesmaximal, characteristic, complemented
8C2×D4⋊C8C211yesmaximal, characteristic, complemented
9C22×#41—21no—
10C22×D8—21no—
11C22×D8—21no—
12#547—22no—
13#547—22no—
14#547—22no—
15#547C2214yescomplemented
16C2×C4⋊Q8C2211yescharacteristic
17C2×#127C2211yescharacteristic
18C2×#123—22no—
19C2×C22⋊Q8—21no—
20C2×#121—21no—
21C2×C4×D4C2211yescharacteristic
22C2×C4×D4C2211yescharacteristic
23C22×C4⋊C4—21no—
24#486—22no—
25#486C2214yescomplemented
26#459—22no—
27#459—22no—
28#459C2214yescomplemented
29#459C2214yescomplemented
30C2×C4⋊C8C2211yescharacteristic
31C2×C4⋊C8C2211yescharacteristic
32C2×#102—22no—
33C2×#102—21no—
34C2×#102—21no—
35C2×C4×C8C2211yescharacteristic
36#332C2214yescomplemented
37D4⋊C8C2214yescomplemented
38D4⋊C8C2214yescomplemented
39C2×#41—24no—
40C2×#41—24no—
41C2×#41—44no—
42C2×#41—44no—
43C22×Q8—21no—
44C22×D4—22no—
45C22×D4—21no—
46C22×D4—21no—
47C22×D4—21no—
48C22×D4D411yescharacteristic
49C22×D4D411yescharacteristic
50C23×C4—22no—
51C23×C4—21no—
52C23×C4—21no—
53C2×D8—24no—
54C2×D8—24no—
55C2×D8—44no—
56C2×D8—44no—
57C22×C8—21no—
58C22×C8—21no—
59C22×C8—21no—
60C4⋊Q8—21no—
61C4⋊Q8—21no—
62C4⋊Q8D412yes—
63C4⋊Q8C2312yes—
64#127—21no—
65#127—21no—
66#127—21no—
67#127C2312yes—
68#123—28no—
69#123—28no—
70C22⋊Q8—24no—
71C22⋊Q8—24no—
72#121—24no—
73#121—24no—
74C4×D4—21no—
75C4×D4—21no—
76C4×D4—21no—
77C4×D4—21no—
78C4×D4D412yes—
79C4×D4D412yes—
80C4×D4C2312yes—
81C4×D4C2312yes—
82C2×C4⋊C4—22no—
83C2×C4⋊C4—24no—
84C2×C4⋊C4—21no—
85C2×C4⋊C4—24no—
86C2×C4⋊C4D411yescharacteristic
87C2×C4⋊C4D411yescharacteristic
88C2×C4⋊C4D412yes—
89C2×C22⋊C4—22no—
90C2×C22⋊C4—21no—
91C2×C22⋊C4—21no—
92C2×C42C2311yescharacteristic
93C4⋊C8—21no—
94C4⋊C8—21no—
95C4⋊C8C2312yes—
96C4⋊C8C2312yes—
97#102—24no—
98#102—24no—
99#102—28no—
100C4×C8—21no—
101C4×C8C2312yes—
102C24—21no—
103C24—21no—
104C24—41no—
105#41—48no—
106#41—416no—
107#41—48no—
108C2×Q8—22no—
109C2×Q8—22no—
110C2×Q8—42no—
111C2×Q8—42no—
112C2×D4—28no—
113C2×D4—21no—
114C2×D4—21no—
115C2×D4—22no—
116C2×D4—22no—
117C2×D4—22no—
118C2×D4—22no—
119C2×D4—22no—
120C2×D4—22no—
121C2×D4—44no—
122C2×D4—48no—
123C2×D4—41no—
124C2×D4—41no—
125C2×D4—41no—
126C2×D4—42no—
127C2×D4—42no—
128C2×D4—42no—
129C2×D4—42no—
130C2×D4D814yescomplemented
131C2×D4C2×D412yes—
132C2×D4C2×D412yes—
133C22×C4—28no—
134C22×C4—21no—
135C22×C4—21no—
136C22×C4—22no—
137C22×C4—22no—
138C22×C4—22no—
139C22×C4—22no—
140C22×C4—22no—
141C22×C4—48no—
142C22×C4—42no—
143C22×C4—42no—
144C22×C4—42no—
145C22×C4—42no—
146C22×C4C2×D411yescharacteristic
147C22×C4C2×D411yescharacteristic
148C22×C4C2×D411yescharacteristic
149D8—48no—
150D8—48no—
151C2×C8—22no—
152C2×C8—22no—
153C2×C8—22no—
154C2×C8—42no—
155C2×C8—42no—
156C2×C8—42no—
157C4⋊C4—28no—
158C4⋊C4—21no—
159C4⋊C4—22no—
160C4⋊C4—21no—
161C4⋊C4—22no—
162C4⋊C4—22no—
163C4⋊C4C2×D412yes—
164C4⋊C4C2×D412yes—
165C4⋊C4C2×D414yes—
166C22⋊C4—28no—
167C22⋊C4—22no—
168C22⋊C4—22no—
169C22⋊C4—22no—
170C22⋊C4—22no—
171C42C2×D411yescharacteristic
172C42C2×D411yescharacteristic
173C42C2×D411yescharacteristic
174C42C2411yescharacteristic
175C23—22no—
176C23—24no—
177C23—22no—
178C23—42no—
179C23—42no—
180C23—42no—
181C23—42no—
182C23—42no—
183C23—42no—
184C23—82no—
185C23—82no—
186C23—82no—
187C23#12011yescharacteristic
188Q8—42no—
189Q8—42no—
190Q8—44no—
191D4—22no—
192D4—22no—
193D4—22no—
194D4—24no—
195D4—44no—
196D4—416no—
197D4—42no—
198D4—42no—
199D4—42no—
200D4—42no—
201D4—42no—
202D4—82no—
203D4—82no—
204D4—82no—
205D4C2×D814yescomplemented
206C2×C4—22no—
207C2×C4—22no—
208C2×C4—22no—
209C2×C4—24no—
210C2×C4—416no—
211C2×C4—42no—
212C2×C4—44no—
213C2×C4—42no—
214C2×C4—42no—
215C2×C4—42no—
216C2×C4—42no—
217C2×C4—42no—
218C2×C4—44no—
219C2×C4—44no—
220C2×C4#12011yescharacteristic
221C2×C4#12011yescharacteristic
222C2×C4#12011yescharacteristic
223C2×C4C2×D812yes—
224C2×C4#13512yes—
225C2×C4AGL(1,ℤ/8)12yes—
226C2×C4AGL(1,ℤ/8)12yes—
227C2×C4C22×D411yescharacteristic
228C2×C4C22×D411yescharacteristic
229C2×C4C22×D411yescharacteristic
230C8—42no—
231C8—42no—
232C8—42no—
233C22—24no—
234C22—48no—
235C22—42no—
236C22—42no—
237C22—42no—
238C22—42no—
239C22—42no—
240C22—84no—
241C22—82no—
242C22—82no—
243C22—82no—
244C22—164no—
245C22#44712yes—
246C22#44912yes—
247C22#45412yes—
248C22C2×#12011yescharacteristic
249C4—21no—
250C4—21no—
251C4—42no—
252C4—44no—
253C4—42no—
254C4#44712yes—
255C4#44912yes—
256C4C22×D811yescharacteristic
257C4C2×#13511yescharacteristic
258C4C2×AGL(1,ℤ/8)11yescharacteristic
259C4C2×AGL(1,ℤ/8)11yescharacteristic
260C2—44no—
261C2—82no—
262C2—162no—
263C2#162514yesdirect product factor
264C2C2×#44711yescharacteristic
265C2C2×#44911yescharacteristic
266C2C2×#45411yescharacteristic
subgroupG/H
center, socleC23#120
commutator, Frattini, cosocleC42C24
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#547C2semidirect
2. C2×#486C2semidirect
3. C2×#459C2semidirect
4. C2×#459C2semidirect
5. #1625C2direct (N × H)
6. C2×#332C2semidirect
7. C2×D4⋊C8C2semidirect
8. C2×D4⋊C8C2semidirect
15. #547C22semidirect
25. #486C22semidirect
28. #459C22semidirect
29. #459C22semidirect
36. #332C22semidirect
37. D4⋊C8C22semidirect
38. D4⋊C8C22semidirect
130. C2×D4D8semidirect
205. D4C2×D8semidirect
263. C2#1625direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5472
C2×#4862
C2×#4592
#16252
C2×#3322
C2×D4⋊C82