Finite Group Databasebeta

← C2×#3397 #61394

Subgroups — C2×#3397 #61394

Order 256.

1125 conjugacy classes of subgroups.

The subgroup lattice has 291 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#556C211yesmaximal, characteristic, complemented
2C2×#550C211yesmaximal, characteristic, complemented
3#3397C2116yesmaximal, direct product factor
4C2×#496C212yesmaximal, complemented
5C2×#492C211yesmaximal, characteristic, complemented
6C2×#460C212yesmaximal, complemented
7C2×#463C212yesmaximal, complemented
8C2×#461C211yesmaximal, characteristic, complemented
9C2×#459C211yesmaximal, characteristic, complemented
10C2×#446C211yesmaximal, characteristic, complemented
11C2×#440C212yesmaximal, complemented
12C2×C4×D8C211yesmaximal, characteristic, complemented
13C22×#41—21no—
14C22×SD16C2212yes—
15C22×SD16C2212yes—
16C22×SD16C2212yes—
17C22×D8C2211yescharacteristic
18C22×D8C2212yes—
19#556—24no—
20#556C2218yescomplemented
21#550—24no—
22#550C2218yescomplemented
23C2×C4⋊Q8C2211yescharacteristic
24C2×#127C2211yescharacteristic
25C2×#127C2212yes—
26C2×#126—22no—
27C2×#124C2212yes—
28C2×C22⋊Q8—21no—
29C2×#121—21no—
30C2×#121—22no—
31C2×C4×Q8C2212yes—
32C2×C4×Q8C2211yescharacteristic
33C2×C4×D4C2211yescharacteristic
34C2×C4×D4C2211yescharacteristic
35C2×C4×D4C2212yes—
36C2×#117—21no—
37#496C22116yescomplemented
38#492C2218yescomplemented
39#463C22116yescomplemented
40#461C2218yescomplemented
41#460C22116yescomplemented
42#459C2218yescomplemented
43#446C2218yescomplemented
44#440C22116yescomplemented
45C4×D8C2218yescomplemented
46C2×#107C2211yescharacteristic
47C2×C4⋊C8C2211yescharacteristic
48C2×C4⋊C8C2212yes—
49C2×#103C2212yes—
50C2×#102C2211yescharacteristic
51C2×#102C2211yescharacteristic
52C2×#102C2212yes—
53C2×#97C2212yes—
54C2×C4×C8C2211yescharacteristic
55C2×#41—28no—
56C2×#41—48no—
57C22×Q8D411yescharacteristic
58C22×Q8C2312yes—
59C22×D4—22no—
60C22×D4—21no—
61C22×D4—22no—
62C22×D4—21no—
63C22×D4C2311yescharacteristic
64C22×D4C2311yescharacteristic
65C22×D4C2312yes—
66C23×C4—21no—
67C23×C4—22no—
68C23×C4—21no—
69C2×SD16—28no—
70C2×SD16—44no—
71C2×SD16—44no—
72C2×SD16C2318yes—
73C2×SD16C2318yes—
74C2×SD16C2318yes—
75C2×D8—24no—
76C2×D8—44no—
77C2×D8C2314yes—
78C2×D8C2318yes—
79C22×C8C2312yes—
80C22×C8C2311yescharacteristic
81C22×C8C2311yescharacteristic
82C4⋊Q8—22no—
83C4⋊Q8C2314yes—
84#127—22no—
85#127—24no—
86#127C2314yes—
87#127C2318yes—
88#126—216no—
89#124—24no—
90#124C2318yes—
91C22⋊Q8—28no—
92#121—28no—
93#121—216no—
94C4×Q8—24no—
95C4×Q8D414yes—
96C4×Q8C2318yes—
97C4×Q8C2314yes—
98C4×D4—22no—
99C4×D4—24no—
100C4×D4—22no—
101C4×D4C2314yes—
102C4×D4C2318yes—
103C4×D4C2314yes—
104#117—28no—
105C2×C4⋊C4—21no—
106C2×C4⋊C4—22no—
107C2×C4⋊C4—21no—
108C2×C4⋊C4D411yescharacteristic
109C2×C4⋊C4D412yes—
110C2×C4⋊C4C2311yescharacteristic
111C2×C4⋊C4C2311yescharacteristic
112C2×C22⋊C4—22no—
113C2×C22⋊C4—22no—
114C2×C22⋊C4—21no—
115C2×C22⋊C4—21no—
116C2×C22⋊C4—22no—
117C2×C42—22no—
118C2×C42C2311yescharacteristic
119C2×C42C2312yes—
120#107C2314yes—
121C4⋊C8C2314yes—
122C4⋊C8C2318yes—
123#103C2318yes—
124#102C2314yes—
125#102C2314yes—
126#102C2318yes—
127#97C2318yes—
128C4×C8C2314yes—
129C24—21no—
130C24—21no—
131C24—22no—
132#41—432no—
133C2×Q8—24no—
134C2×Q8—22no—
135C2×Q8—24no—
136C2×Q8—24no—
137C2×Q8C2×D414yes—
138C2×Q8C2414yes—
139C2×D4—21no—
140C2×D4—21no—
141C2×D4—22no—
142C2×D4—28no—
143C2×D4—24no—
144C2×D4—28no—
145C2×D4—24no—
146C2×D4—22no—
147C2×D4—22no—
148C2×D4—24no—
149C2×D4—22no—
150C2×D4—24no—
151C2×D4—22no—
152C2×D4—48no—
153C2×D4—44no—
154C2×D4—84no—
155C2×D4—82no—
156C2×D4C2412yes—
157C2×D4C2412yes—
158C2×D4C2414yes—
159C22×C4—21no—
160C22×C4—22no—
161C22×C4—21no—
162C22×C4—24no—
163C22×C4—28no—
164C22×C4—24no—
165C22×C4—48no—
166C22×C4—44no—
167C22×C4—44no—
168C22×C4C2×D412yes—
169C22×C4C2×D411yescharacteristic
170C22×C4C2×D412yes—
171C22×C4C2×D411yescharacteristic
172C22×C4C2411yescharacteristic
173SD16—216no—
174SD16—48no—
175SD16—48no—
176D8—28no—
177D8—48no—
178C2×C8—24no—
179C2×C8—22no—
180C2×C8#4114yescomplemented
181C2×C8C2412yes—
182C2×C8C2414yes—
183C2×C8C2412yes—
184C4⋊C4—24no—
185C4⋊C4—28no—
186C4⋊C4—24no—
187C4⋊C4—21no—
188C4⋊C4—21no—
189C4⋊C4C2×D414yes—
190C4⋊C4C2×D418yes—
191C4⋊C4C2412yes—
192C4⋊C4C2412yes—
193C22⋊C4—28no—
194C22⋊C4—28no—
195C22⋊C4—24no—
196C22⋊C4—24no—
197C22⋊C4—28no—
198C42—28no—
199C42C2×D412yes—
200C42C2×D414yes—
201C42C2412yes—
202C42C2414yes—
203C23—22no—
204C23—22no—
205C23—24no—
206C23—42no—
207C23—42no—
208C23—44no—
209C23—44no—
210C23—42no—
211C23—42no—
212C23—42no—
213C23—44no—
214C23—42no—
215C23C22×D411yescharacteristic
216Q8—28no—
217Q8—24no—
218Q8—24no—
219Q8—44no—
220D4—22no—
221D4—22no—
222D4—24no—
223D4—22no—
224D4—24no—
225D4—22no—
226D4—416no—
227D4—42no—
228D4—42no—
229D4—44no—
230D4—48no—
231D4—88no—
232D4—84no—
233C2×C4—24no—
234C2×C4—24no—
235C2×C4—22no—
236C2×C4—22no—
237C2×C4—24no—
238C2×C4—22no—
239C2×C4—416no—
240C2×C4—44no—
241C2×C4—42no—
242C2×C4—42no—
243C2×C4—48no—
244C2×C4—48no—
245C2×C4AGL(1,ℤ/8)14yes—
246C2×C4C22×D414yes—
247C2×C4C22×D412yes—
248C2×C4C22×D414yes—
249C2×C4C22×D411yescharacteristic
250C2×C4C22×D412yes—
251C2×C4C2×#4112yes—
252C2×C4H(5,𝔽2)12yes—
253C2×C4C2511yescharacteristic
254C8—24no—
255C8—22no—
256C8C2×#4114yescomplemented
257C22—42no—
258C22—42no—
259C22—44no—
260C22—44no—
261C22—42no—
262C22—42no—
263C22—42no—
264C22—44no—
265C22—42no—
266C22—84no—
267C22—88no—
268C22—84no—
269C22#55012yes—
270C22C2×AGL(1,ℤ/8)12yes—
271C22#57712yes—
272C22C23×D411yescharacteristic
273C4—24no—
274C4—24no—
275C4—22no—
276C4—44no—
277C4—42no—
278C4—42no—
279C4#55012yes—
280C4C2×AGL(1,ℤ/8)14yes—
281C4C22×#4111yescharacteristic
282C4C2×H(5,𝔽2)11yescharacteristic
283C2—82no—
284C2—84no—
285C2—82no—
286C2#339714yesdirect product factor
287C2C2×#55011yescharacteristic
288C2C22×AGL(1,ℤ/8)11yescharacteristic
289C2C2×#57711yescharacteristic
subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×Q8 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#556C2semidirect
2. C2×#550C2semidirect
3. #3397C2direct (N × H)
4. C2×#496C2semidirect
5. C2×#492C2semidirect
6. C2×#460C2semidirect
7. C2×#463C2semidirect
8. C2×#461C2semidirect
9. C2×#459C2semidirect
10. C2×#446C2semidirect
11. C2×#440C2semidirect
12. C2×C4×D8C2semidirect
20. #556C22semidirect
22. #550C22semidirect
37. #496C22semidirect
38. #492C22semidirect
39. #463C22semidirect
40. #461C22semidirect
41. #460C22semidirect
42. #459C22semidirect
43. #446C22semidirect
44. #440C22semidirect
45. C4×D8C22semidirect
180. C2×C8#41semidirect
256. C8C2×#41semidirect
286. C2#3397direct (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×#5502
#33972
C2×#4962
C2×#4922
C2×#4602
C2×#4632
C2×#4612
C2×#4592
C2×#4462
C2×#4402
C2×C4×D82