Finite Group Databasebeta

← C2×#3340 #61231

Subgroups — C2×#3340 #61231

Order 256.

959 conjugacy classes of subgroups.

The subgroup lattice has 266 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#556C211yesmaximal, characteristic, complemented
2C2×#555C211yesmaximal, characteristic
3#3340C2116yesmaximal, direct product factor
4C2×#498C211yesmaximal, characteristic, complemented
5C2×#485C212yesmaximal, complemented
6C2×#482C212yesmaximal, complemented
7C2×#477C211yesmaximal, characteristic, complemented
8C2×#474C211yesmaximal, characteristic, complemented
9C2×#465C212yesmaximal, complemented
10C2×C4×SD16C211yesmaximal, characteristic, complemented
11C2×C8×D4C211yesmaximal, characteristic, complemented
12C2×#427C212yesmaximal, complemented
13C22×SD16C2211yescharacteristic
14C23×C8C2212yes—
15#556—24no—
16#556C2218yescomplemented
17#555—24no—
18#555C2218yes—
19C2×C4⋊Q8C2211yescharacteristic
20C2×C4⋊Q8C2211yescharacteristic
21C2×#126—22no—
22C2×#124—21no—
23C2×#124—22no—
24C2×C22⋊Q8C2212yes—
25C2×#121—21no—
26C2×#121C2212yes—
27C2×C4×Q8—21no—
28C2×C4×Q8C2211yescharacteristic
29C2×C4×D4C2211yescharacteristic
30C2×C4×D4C2211yescharacteristic
31C2×#117—21no—
32C2×#117C2212yes—
33C2×#117C2212yes—
34#498C2218yescomplemented
35#485C22116yescomplemented
36#482C22116yescomplemented
37#477C2218yescomplemented
38#474C2218yescomplemented
39#465C22116yescomplemented
40C4×SD16C2218yescomplemented
41C8×D4C2218yescomplemented
42#427C22116yescomplemented
43C2×#107C2212yes—
44C2×#107C2212yes—
45C2×#106C2212yes—
46C2×#106C2212yes—
47C2×#106C2211yescharacteristic
48C2×C4⋊C8C2211yescharacteristic
49C2×#103C2212yes—
50C2×#103C2211yescharacteristic
51C2×#102C2211yescharacteristic
52C2×#102C2212yes—
53C2×C22⋊C8C2212yes—
54C2×C4×C8C2211yescharacteristic
55C22×Q8—21no—
56C22×Q8—21no—
57C22×Q8C2311yescharacteristic
58C22×D4—22no—
59C22×D4D411yescharacteristic
60C22×D4C2311yescharacteristic
61C23×C4—21no—
62C23×C4C2312yes—
63C2×SD16—24no—
64C2×SD16C2314yes—
65C22×C8—28no—
66C22×C8C2312yes—
67C22×C8C2318yes—
68C22×C8C2311yescharacteristic
69C22×C8C2311yescharacteristic
70C4⋊Q8—22no—
71C4⋊Q8—22no—
72C4⋊Q8C2314yes—
73C4⋊Q8C2314yes—
74#126—216no—
75#124—28no—
76#124—216no—
77C22⋊Q8—24no—
78C22⋊Q8C2318yes—
79#121—28no—
80#121—24no—
81#121C2318yes—
82C4×Q8—28no—
83C4×Q8—22no—
84C4×Q8C2314yes—
85C4×D4—22no—
86C4×D4D414yes—
87C4×D4C2314yes—
88C4×D4C2314yes—
89#117—24no—
90#117—24no—
91#117—28no—
92#117C2318yes—
93#117C2318yes—
94C2×C4⋊C4—21no—
95C2×C4⋊C4—22no—
96C2×C4⋊C4—21no—
97C2×C4⋊C4—21no—
98C2×C4⋊C4D411yescharacteristic
99C2×C4⋊C4C2311yescharacteristic
100C2×C4⋊C4C2311yescharacteristic
101C2×C4⋊C4C2312yes—
102C2×C4⋊C4C2312yes—
103C2×C22⋊C4—22no—
104C2×C22⋊C4—22no—
105C2×C22⋊C4—22no—
106C2×C22⋊C4—22no—
107C2×C22⋊C4—21no—
108C2×C22⋊C4D412yes—
109C2×C42—22no—
110C2×C42—22no—
111C2×C42—21no—
112C2×C42C2311yescharacteristic
113#107C2318yes—
114#107C2318yes—
115#106C2314yes—
116#106C2318yes—
117#106C2318yes—
118C4⋊C8C2314yes—
119#103C2314yes—
120#103C2318yes—
121#102C2314yes—
122#102C2318yes—
123C22⋊C8C2318yes—
124C4×C8C2314yes—
125C24—21no—
126C24C2×D412yes—
127C2×Q8—21no—
128C2×Q8—24no—
129C2×Q8—24no—
130C2×Q8—22no—
131C2×Q8—22no—
132C2×Q8—44no—
133C2×Q8—82no—
134C2×Q8C2412yes—
135C2×D4—28no—
136C2×D4—24no—
137C2×D4—21no—
138C2×D4—22no—
139C2×D4—22no—
140C2×D4—84no—
141C2×D4C2×D414yes—
142C2×D4C2412yes—
143C22×C4—24no—
144C22×C4—24no—
145C22×C4—21no—
146C22×C4—21no—
147C22×C4—21no—
148C22×C4—22no—
149C22×C4—22no—
150C22×C4—24no—
151C22×C4—44no—
152C22×C4C2×D414yes—
153C22×C4C2×D412yes—
154C22×C4C2×D411yescharacteristic
155C22×C4C2×D411yescharacteristic
156C22×C4C2414yes—
157C22×C4C2411yescharacteristic
158SD16—28no—
159C2×C8—24no—
160C2×C8—22no—
161C2×C8—216no—
162C2×C8#4114yes—
163C2×C8C2412yes—
164C2×C8C2414yes—
165C2×C8C2412yes—
166C4⋊C4—24no—
167C4⋊C4—28no—
168C4⋊C4—24no—
169C4⋊C4—24no—
170C4⋊C4—21no—
171C4⋊C4—21no—
172C4⋊C4—22no—
173C4⋊C4—22no—
174C4⋊C4C2×D414yes—
175C4⋊C4C2414yes—
176C4⋊C4C2412yes—
177C4⋊C4C2414yes—
178C4⋊C4C2412yes—
179C22⋊C4—28no—
180C22⋊C4—28no—
181C22⋊C4—28no—
182C22⋊C4—28no—
183C22⋊C4—24no—
184C22⋊C4C2×D418yes—
185C42—28no—
186C42—28no—
187C42—24no—
188C42C2×D412yes—
189C42C2412yes—
190C23—24no—
191C23—24no—
192C23—24no—
193C23—22no—
194C23—42no—
195C23—42no—
196C23—42no—
197C23C22×D414yes—
198C23C22×D411yescharacteristic
199Q8—22no—
200Q8—22no—
201Q8—42no—
202Q8—48no—
203Q8—84no—
204D4—28no—
205D4—22no—
206D4—22no—
207D4—42no—
208D4—88no—
209C2×C4—24no—
210C2×C4—22no—
211C2×C4—28no—
212C2×C4—24no—
213C2×C4—24no—
214C2×C4—22no—
215C2×C4—22no—
216C2×C4—22no—
217C2×C4—24no—
218C2×C4—24no—
219C2×C4—42no—
220C2×C4—42no—
221C2×C4—44no—
222C2×C4—42no—
223C2×C4—44no—
224C2×C4—48no—
225C2×C4#13514yes—
226C2×C4C22×D414yes—
227C2×C4C22×D412yes—
228C2×C4C22×D411yescharacteristic
229C2×C4C22×D412yes—
230C2×C4C2×#4112yes—
231C2×C42−1+412yes—
232C2×C4C2511yescharacteristic
233C8—24no—
234C8—22no—
235C8C2×#4114yes—
236C22—24no—
237C22—24no—
238C22—24no—
239C22—48no—
240C22—42no—
241C22—42no—
242C22—42no—
243C22—84no—
244C22#54712yes—
245C22C2×#13512yes—
246C22#57712yes—
247C22C23×D411yescharacteristic
248C4—24no—
249C4—22no—
250C4—42no—
251C4—42no—
252C4—44no—
253C4—42no—
254C4—44no—
255C4#54712yes—
256C4C2×#13514yes—
257C4C22×#4111yescharacteristic
258C4C2×2−1+411yescharacteristic
259C2—44no—
260C2—82no—
261C2#334014yesdirect product factor
262C2C2×#54711yescharacteristic
263C2C22×#13511yescharacteristic
264C2C2×#57711yescharacteristic
subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#555C2
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×#556C2semidirect
3. #3340C2direct (N × H)
4. C2×#498C2semidirect
5. C2×#485C2semidirect
6. C2×#482C2semidirect
7. C2×#477C2semidirect
8. C2×#474C2semidirect
9. C2×#465C2semidirect
10. C2×C4×SD16C2semidirect
11. C2×C8×D4C2semidirect
12. C2×#427C2semidirect
16. #556C22semidirect
34. #498C22semidirect
35. #485C22semidirect
36. #482C22semidirect
37. #477C22semidirect
38. #474C22semidirect
39. #465C22semidirect
40. C4×SD16C22semidirect
41. C8×D4C22semidirect
42. #427C22semidirect
261. C2#3340direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5562
C2×#5552
#33402
C2×#4982
C2×#4852
C2×#4822
C2×#4772
C2×#4742
C2×#4652
C2×C4×SD162
C2×C8×D42
C2×#4272