Finite Group Databasebeta

← C4×#461 #21498

Subgroups — C4×#461 #21498

Order 256.

552 conjugacy classes of subgroups.

The subgroup lattice has 271 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#461C211yesmaximal, characteristic
2C2×C4×SD16C212yesmaximal
3C4×C4⋊Q8C211yesmaximal, characteristic, complemented
4C42×D4C211yesmaximal, characteristic
5#1981C211yesmaximal, characteristic, complemented
6#1948C211yesmaximal, characteristic, complemented
7#1927C212yesmaximal, complemented
8#1877C212yesmaximal
9#1802C211yesmaximal, characteristic
10C4×C4⋊C8C211yesmaximal, characteristic, complemented
11C4×#103C212yesmaximal, complemented
12C22×SD16C2212yes—
13C2×C4⋊Q8C2211yescharacteristic
14C2×C4×Q8C2212yes—
15C2×C4×D4C2211yescharacteristic
16C2×C4×D4C2211yescharacteristic
17C2×C4×D4C2211yescharacteristic
18C22×C42—21no—
19#461C418yesdirect product factor
20C4×SD16—28no—
21C2×#106C2212yes—
22C2×C4⋊C8C2211yescharacteristic
23C2×C4⋊C8C2211yescharacteristic
24C2×#103C2212yes—
25C2×#103C2212yes—
26C2×#103C2212yes—
27C2×#102C2212yes—
28C2×C4×C8C2212yes—
29#391C2212yes—
30#389—21no—
31#389—21no—
32#384C2211yescharacteristic
33C4×C4⋊C4—21no—
34C4×C4⋊C4—21no—
35C4×C4⋊C4C2211yescharacteristic
36C4×C4⋊C4C2211yescharacteristic
37C4×C4⋊C4C2211yescharacteristic
38C4×C22⋊C4—21no—
39C4×C22⋊C4—21no—
40C4×C22⋊C4—21no—
41C43C2211yescharacteristic
42#340C2212yes—
43#340C2212yes—
44#336C2212yes—
45C22×Q8C2312yes—
46C22×D4C2311yescharacteristic
47C23×C4—21no—
48C23×C4—21no—
49C23×C4—21no—
50C2×SD16—24no—
51C2×SD16—24no—
52C2×SD16C2×C418yes—
53C22×C8C2312yes—
54C22×C8C2312yes—
55C4⋊Q8—22no—
56C4⋊Q8C2×C414yescomplemented
57C4×Q8—24no—
58C4×Q8—24no—
59C4×D4—22no—
60C4×D4—22no—
61C4×D4—22no—
62C4×D4—22no—
63C4×D4C2×C414yes—
64C4×D4D414yes—
65C2×C4⋊C4—21no—
66C2×C4⋊C4—21no—
67C2×C4⋊C4—22no—
68C2×C4⋊C4—21no—
69C2×C4⋊C4—21no—
70C2×C4⋊C4C2312yes—
71C2×C4⋊C4C2311yescharacteristic
72C2×C4⋊C4C2311yescharacteristic
73C2×C4⋊C4C2311yescharacteristic
74C2×C22⋊C4—21no—
75C2×C22⋊C4—21no—
76C2×C22⋊C4—21no—
77C2×C42—21no—
78C2×C42—21no—
79C2×C42—22no—
80C2×C42—21no—
81C2×C42—44no—
82C2×C42D411yescharacteristic
83C2×C42D411yescharacteristic
84C2×C42D411yescharacteristic
85C2×C42D411yescharacteristic
86C2×C42C2311yescharacteristic
87C2×C42C2311yescharacteristic
88C2×C42C2311yescharacteristic
89#106—24no—
90C4⋊C8—22no—
91C4⋊C8C2×C414yescomplemented
92#103—24no—
93#103—24no—
94#103C2×C418yescomplemented
95#102—24no—
96C4×C8—24no—
97#95—21no—
98#95—21no—
99#95—21no—
100#95—22no—
101#95—22no—
102C24—21no—
103C2×Q8—22no—
104C2×Q8—22no—
105C2×Q8—22no—
106C2×Q8—22no—
107C2×Q8—22no—
108C2×Q8C22×C414yes—
109C2×D4—21no—
110C2×D4—21no—
111C2×D4—21no—
112C2×D4C22×C412yes—
113C2×D4C2×D412yes—
114C2×D4#4112yes—
115C22×C4—24no—
116C22×C4—21no—
117C22×C4—21no—
118C22×C4—21no—
119C22×C4—22no—
120C22×C4—24no—
121C22×C4—24no—
122C22×C4—22no—
123C22×C4—42no—
124C22×C4—42no—
125C22×C4—42no—
126C22×C4—42no—
127C22×C4—42no—
128C22×C4—42no—
129C22×C4C2×D411yescharacteristic
130C22×C4C2×D411yescharacteristic
131C22×C4C2×D411yescharacteristic
132C22×C4C2×D411yescharacteristic
133C22×C4C2×D411yescharacteristic
134C22×C4C2×D411yescharacteristic
135C22×C4C2411yescharacteristic
136SD16—216no—
137C2×C8—22no—
138C2×C8—22no—
139C2×C8—22no—
140C2×C8—22no—
141C2×C8—22no—
142C2×C8C22×C414yes—
143C4⋊C4—24no—
144C4⋊C4—24no—
145C4⋊C4—21no—
146C4⋊C4—21no—
147C4⋊C4—21no—
148C4⋊C4—22no—
149C4⋊C4—22no—
150C4⋊C4—42no—
151C4⋊C4—44no—
152C4⋊C4—42no—
153C4⋊C4C22×C412yes—
154C4⋊C4C2×D412yes—
155C4⋊C4#4112yes—
156C22⋊C4—24no—
157C22⋊C4—24no—
158C22⋊C4—24no—
159C42—22no—
160C42—22no—
161C42—21no—
162C42—21no—
163C42—41no—
164C42—44no—
165C42—42no—
166C42—42no—
167C42—42no—
168C42SD1614yescomplemented
169C42C22×C412yes—
170C42C2×D412yes—
171C42#4112yes—
172C42#4112yes—
173C23—22no—
174C23—22no—
175C23—22no—
176C23—41no—
177C23—41no—
178C23—41no—
179C23—41no—
180C23C22×D411yescharacteristic
181Q8—24no—
182Q8—24no—
183Q8—42no—
184Q8—42no—
185D4—22no—
186D4—22no—
187D4—22no—
188D4C4×D414yes—
189C2×C4—21no—
190C2×C4—21no—
191C2×C4—21no—
192C2×C4—21no—
193C2×C4—21no—
194C2×C4—21no—
195C2×C4—22no—
196C2×C4—24no—
197C2×C4—22no—
198C2×C4—21no—
199C2×C4—22no—
200C2×C4—21no—
201C2×C4—21no—
202C2×C4—48no—
203C2×C4—42no—
204C2×C4—42no—
205C2×C4—41no—
206C2×C4—41no—
207C2×C4—41no—
208C2×C4—41no—
209C2×C4—41no—
210C2×C4—41no—
211C2×C4—48no—
212C2×C4—48no—
213C2×C4—42no—
214C2×C4—42no—
215C2×C4—42no—
216C2×C4C4×D412yes—
217C2×C4C4×D412yes—
218C2×C4#12112yes—
219C2×C4#12112yes—
220C2×C4C2×SD1612yes—
221C2×C4C2×SD1612yes—
222C2×C4C2×SD1612yes—
223C2×C4#13512yes—
224C2×C4#13712yes—
225C2×C4C23×C411yescharacteristic
226C2×C4C22×D411yescharacteristic
227C2×C4C2×#4111yescharacteristic
228C2×C4C2×#4111yescharacteristic
229C2×C4C2×#4111yescharacteristic
230C2×C4C2×#4111yescharacteristic
231C8—24no—
232C8—42no—
233C22—24no—
234C22—42no—
235C22—42no—
236C22—42no—
237C22—42no—
238C22—42no—
239C22—42no—
240C22C2×C4×D411yescharacteristic
241C22C2×#12111yescharacteristic
242C22#52511yescharacteristic
243C22C22×SD1611yescharacteristic
244C22C2×#13511yescharacteristic
245C22C2×#13711yescharacteristic
246C22#57511yescharacteristic
247C4—22no—
248C4—22no—
249C4—22no—
250C4—42no—
251C4—41no—
252C4—42no—
253C4—42no—
254C4—44no—
255C4—82no—
256C4C4×SD1614yescomplemented
257C4#46114yesdirect product factor
258C4C2×C4×D411yescharacteristic
259C4C4×#4111yescharacteristic
260C4#52911yescharacteristic
261C4#53211yescharacteristic
262C2—44no—
263C2C4×#12111yescharacteristic
264C2C2×C4×SD1611yescharacteristic
265C2C4×#13711yescharacteristic
266C2C2×#46111yescharacteristic
267C2#303511yescharacteristic
268C2#310111yescharacteristic
269C2#310711yescharacteristic
subgroupG/H
centerC22×C4C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC23C22×D4
prime radicalC22×D4C23
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C43 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. C4×C4⋊Q8C2semidirect
5. #1981C2semidirect
6. #1948C2semidirect
7. #1927C2semidirect
10. C4×C4⋊C8C2semidirect
11. C4×#103C2semidirect
19. #461C4direct (N × H)
56. C4⋊Q8C2×C4semidirect
91. C4⋊C8C2×C4semidirect
94. #103C2×C4semidirect
168. C42SD16semidirect
256. C4C4×SD16semidirect
257. C4#461direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4612
C2×C4×SD162
C4×C4⋊Q82
C42×D42
#19812
#19482
#19272
#18772
#18022
C4×C4⋊C82
C4×#1032