Finite Group Databasebeta

← C2×#3354 #61247

Subgroups — C2×#3354 #61247

Order 256.

1073 conjugacy classes of subgroups.

The subgroup lattice has 280 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#555C211yesmaximal, characteristic, complemented
2C2×#547C211yesmaximal, characteristic, complemented
3#3354C2116yesmaximal, direct product factor
4C2×#498C211yesmaximal, characteristic, complemented
5C2×#481C212yesmaximal, complemented
6C2×#482C212yesmaximal, complemented
7C2×#476C211yesmaximal, characteristic, complemented
8C2×#474C211yesmaximal, characteristic, complemented
9C2×#469C212yesmaximal, complemented
10C2×C4×D8C211yesmaximal, characteristic, complemented
11C2×#436C211yesmaximal, characteristic, complemented
12C2×#428C212yesmaximal, complemented
13C22×#41—21no—
14C22×D8C2211yescharacteristic
15C22×M16C2212yes—
16#555—24no—
17#555C2218yescomplemented
18#547—24no—
19#547C2218yescomplemented
20C2×C4⋊Q8C2211yescharacteristic
21C2×C4⋊Q8C2211yescharacteristic
22C2×#124—22no—
23C2×#123—22no—
24C2×C22⋊Q8—21no—
25C2×#121—21no—
26C2×#121C2212yes—
27C2×#121C2212yes—
28C2×C4×D4C2211yescharacteristic
29C2×C4×D4C2211yescharacteristic
30C2×C4×D4C2211yescharacteristic
31C2×#117—21no—
32C2×#117C2212yes—
33C22×C4⋊C4C2212yes—
34#498C2218yescomplemented
35#482C22116yescomplemented
36#481C22116yescomplemented
37#476C2218yescomplemented
38#474C2218yescomplemented
39#469C22116yescomplemented
40C4×D8C2218yescomplemented
41#436C2218yescomplemented
42#428C22116yescomplemented
43C2×#107C2212yes—
44C2×#107C2211yescharacteristic
45C2×#106C2212yes—
46C2×#106C2212yes—
47C2×#106C2212yes—
48C2×C4⋊C8C2211yescharacteristic
49C2×#102C2211yescharacteristic
50C2×#102C2212yes—
51C2×#102C2211yescharacteristic
52C2×#102C2212yes—
53C2×C22⋊C8C2212yes—
54C2×C4×C8C2211yescharacteristic
55C2×#41—28no—
56C2×#41—48no—
57C22×Q8—21no—
58C22×Q8—21no—
59C22×D4—22no—
60C22×D4—22no—
61C22×D4D411yescharacteristic
62C22×D4C2311yescharacteristic
63C22×D4C2311yescharacteristic
64C23×C4—22no—
65C23×C4—21no—
66C23×C4—21no—
67C23×C4C2312yes—
68C2×D8—24no—
69C2×D8C2314yes—
70C2×M16—28no—
71C2×M16C2318yes—
72C22×C8C2312yes—
73C22×C8C2311yescharacteristic
74C22×C8C2311yescharacteristic
75C4⋊Q8—22no—
76C4⋊Q8—22no—
77C4⋊Q8C2314yes—
78C4⋊Q8C2314yes—
79#124—216no—
80#123—216no—
81C22⋊Q8—28no—
82#121—28no—
83#121—24no—
84#121—24no—
85#121C2318yes—
86#121C2318yes—
87C4×D4—22no—
88C4×D4—22no—
89C4×D4D414yes—
90C4×D4C2314yes—
91C4×D4C2314yes—
92C4×D4C2314yes—
93#117—24no—
94#117—28no—
95#117C2318yes—
96C2×C4⋊C4—22no—
97C2×C4⋊C4—24no—
98C2×C4⋊C4—21no—
99C2×C4⋊C4—21no—
100C2×C4⋊C4D411yescharacteristic
101C2×C4⋊C4C2311yescharacteristic
102C2×C4⋊C4C2312yes—
103C2×C4⋊C4C2318yes—
104C2×C4⋊C4C2311yescharacteristic
105C2×C4⋊C4C2312yes—
106C2×C22⋊C4—22no—
107C2×C22⋊C4—22no—
108C2×C22⋊C4—21no—
109C2×C22⋊C4—21no—
110C2×C22⋊C4—22no—
111C2×C22⋊C4D412yes—
112C2×C42—22no—
113C2×C42C2311yescharacteristic
114#107C2314yes—
115#107C2318yes—
116#106C2318yes—
117#106C2318yes—
118#106C2318yes—
119C4⋊C8C2314yes—
120#102C2314yes—
121#102C2314yes—
122#102C2318yes—
123#102C2318yes—
124C22⋊C8C2318yes—
125C4×C8C2314yes—
126C24—21no—
127C24—21no—
128C24C2×D412yes—
129#41—432no—
130C2×Q8—24no—
131C2×Q8—24no—
132C2×Q8—44no—
133C2×Q8—82no—
134C2×D4—28no—
135C2×D4—28no—
136C2×D4—24no—
137C2×D4—21no—
138C2×D4—21no—
139C2×D4—22no—
140C2×D4—22no—
141C2×D4—22no—
142C2×D4—22no—
143C2×D4—48no—
144C2×D4—84no—
145C2×D4C2×D414yes—
146C2×D4C2412yes—
147C2×D4C2412yes—
148C22×C4—24no—
149C22×C4—24no—
150C22×C4—28no—
151C22×C4—21no—
152C22×C4—22no—
153C22×C4—21no—
154C22×C4—22no—
155C22×C4—24no—
156C22×C4—24no—
157C22×C4—48no—
158C22×C4—44no—
159C22×C4—44no—
160C22×C4C2×D414yes—
161C22×C4C2×D412yes—
162C22×C4C2×D411yescharacteristic
163C22×C4C2×D411yescharacteristic
164C22×C4C2414yes—
165C22×C4C2411yescharacteristic
166D8—28no—
167M16—216no—
168C2×C8—24no—
169C2×C8—22no—
170C2×C8#4114yescomplemented
171C2×C8C2412yes—
172C2×C8C2414yes—
173C2×C8C2412yes—
174C4⋊C4—21no—
175C4⋊C4—22no—
176C4⋊C4—28no—
177C4⋊C4—24no—
178C4⋊C4—24no—
179C4⋊C4—21no—
180C4⋊C4—22no—
181C4⋊C4C2×D414yes—
182C4⋊C4C2414yes—
183C4⋊C4C2412yes—
184C4⋊C4C2414yes—
185C4⋊C4C2412yes—
186C22⋊C4—28no—
187C22⋊C4—28no—
188C22⋊C4—24no—
189C22⋊C4—24no—
190C22⋊C4—28no—
191C22⋊C4C2×D418yes—
192C42—28no—
193C42C2×D412yes—
194C42C2412yes—
195C23—24no—
196C23—24no—
197C23—24no—
198C23—22no—
199C23—22no—
200C23—42no—
201C23—42no—
202C23—42no—
203C23—42no—
204C23—42no—
205C23—42no—
206C23C22×D414yes—
207C23C22×D411yescharacteristic
208Q8—48no—
209Q8—84no—
210D4—28no—
211D4—22no—
212D4—22no—
213D4—22no—
214D4—22no—
215D4—416no—
216D4—42no—
217D4—42no—
218D4—88no—
219C2×C4—24no—
220C2×C4—22no—
221C2×C4—28no—
222C2×C4—24no—
223C2×C4—24no—
224C2×C4—22no—
225C2×C4—24no—
226C2×C4—22no—
227C2×C4—24no—
228C2×C4—416no—
229C2×C4—42no—
230C2×C4—42no—
231C2×C4—44no—
232C2×C4—44no—
233C2×C4—48no—
234C2×C4—48no—
235C2×C4AGL(1,ℤ/8)14yes—
236C2×C4C22×D414yes—
237C2×C4C22×D412yes—
238C2×C4C22×D411yescharacteristic
239C2×C4C22×D412yes—
240C2×C4C2×#4112yes—
241C2×C42−1+412yes—
242C2×C4C2511yescharacteristic
243C8—24no—
244C8—22no—
245C8C2×#4114yescomplemented
246C22—24no—
247C22—24no—
248C22—24no—
249C22—48no—
250C22—42no—
251C22—42no—
252C22—42no—
253C22—42no—
254C22—42no—
255C22—42no—
256C22—84no—
257C22—84no—
258C22#54712yes—
259C22C2×AGL(1,ℤ/8)12yes—
260C22#57712yes—
261C22C23×D411yescharacteristic
262C4—24no—
263C4—22no—
264C4—42no—
265C4—42no—
266C4—44no—
267C4—44no—
268C4#54712yes—
269C4C2×AGL(1,ℤ/8)14yes—
270C4C22×#4111yescharacteristic
271C4C2×2−1+411yescharacteristic
272C2—44no—
273C2—82no—
274C2—82no—
275C2#335414yesdirect product factor
276C2C2×#54711yescharacteristic
277C2C22×AGL(1,ℤ/8)11yescharacteristic
278C2C2×#57711yescharacteristic
subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×D4 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#555C2semidirect
2. C2×#547C2semidirect
3. #3354C2direct (N × H)
4. C2×#498C2semidirect
5. C2×#481C2semidirect
6. C2×#482C2semidirect
7. C2×#476C2semidirect
8. C2×#474C2semidirect
9. C2×#469C2semidirect
10. C2×C4×D8C2semidirect
11. C2×#436C2semidirect
12. C2×#428C2semidirect
17. #555C22semidirect
19. #547C22semidirect
34. #498C22semidirect
35. #482C22semidirect
36. #481C22semidirect
37. #476C22semidirect
38. #474C22semidirect
39. #469C22semidirect
40. C4×D8C22semidirect
41. #436C22semidirect
42. #428C22semidirect
170. C2×C8#41semidirect
245. C8C2×#41semidirect
275. C2#3354direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5552
C2×#5472
#33542
C2×#4982
C2×#4812
C2×#4822
C2×#4762
C2×#4742
C2×#4692
C2×C4×D82
C2×#4362
C2×#4282