Finite Group Databasebeta

← C8×#121 #21485

Subgroups — C8×#121 #21485

Order 256.

611 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×C8×D4C212yesmaximal, complemented
2C2×C8×D4C211yesmaximal, characteristic, complemented
3C22×C4×C8C211yesmaximal, characteristic, complemented
4C4×#121C211yesmaximal, characteristic
5#1954C211yesmaximal, characteristic, complemented
6#1939C211yesmaximal, characteristic, complemented
7#1923C212yesmaximal, complemented
8#1869C212yesmaximal, complemented
9#1797C211yesmaximal, characteristic, complemented
10C8×C4⋊C4C211yesmaximal, characteristic, complemented
11C8×C22⋊C4C212yesmaximal, complemented
12C23×C8C2211yescharacteristic
13C23×C8C2212yes—
14C23×C8C2211yescharacteristic
15C2×#121C411yescharacteristic
16C2×C4×D4C2212yes—
17C2×C4×D4C2211yescharacteristic
18C22×C42C2211yescharacteristic
19C8×D4—28no—
20C8×D4—24no—
21C2×C4⋊C8C2211yescharacteristic
22C2×C4⋊C8C2211yescharacteristic
23C2×C4⋊C8C2212yes—
24C2×C22⋊C8C2212yes—
25C2×C22⋊C8C2212yes—
26C2×C22⋊C8C2212yes—
27C2×C22⋊C8C2212yes—
28C2×C4×C8—24no—
29C2×C4×C8C2211yescharacteristic
30C2×C4×C8C2211yescharacteristic
31C2×C4×C8C2211yescharacteristic
32C2×C4×C8C2212yes—
33C2×C4×C8C2211yescharacteristic
34#390C411yescharacteristic
35#389C411yescharacteristic
36#388C412yes—
37#386C412yes—
38#380C411yescharacteristic
39C4×C4⋊C4C2211yescharacteristic
40C4×C22⋊C4C2212yes—
41#336C2212yes—
42#336C2212yes—
43#336C2212yes—
44C22×D4C2×C412yes—
45C22×D4C2×C411yescharacteristic
46C23×C4C2×C411yescharacteristic
47C23×C4C2×C411yescharacteristic
48C23×C4C2312yes—
49C23×C4C2311yescharacteristic
50C22×C8—22no—
51C22×C8—22no—
52C22×C8—22no—
53C22×C8—22no—
54C22×C8—22no—
55C22×C8—24no—
56C22×C8—24no—
57C22×C8—24no—
58C22×C8D414yescomplemented
59C22×C8C2312yes—
60C22×C8C2312yes—
61C22×C8C2311yescharacteristic
62C22×C8C2311yescharacteristic
63C22×C8C2311yescharacteristic
64C22×C8C2311yescharacteristic
65#121C818yesdirect product factor
66C4×D4—24no—
67C4×D4—24no—
68C4×D4—22no—
69C4×D4—22no—
70C2×C4⋊C4C2×C411yescharacteristic
71C2×C4⋊C4C2×C412yes—
72C2×C4⋊C4C2×C411yescharacteristic
73C2×C4⋊C4C2×C411yescharacteristic
74C2×C22⋊C4C2×C412yes—
75C2×C22⋊C4C2×C412yes—
76C2×C22⋊C4C2×C412yes—
77C2×C22⋊C4C2×C412yes—
78C2×C22⋊C4C2×C412yes—
79C2×C42—22no—
80C2×C42—22no—
81C2×C42C2×C411yescharacteristic
82C2×C42C2×C411yescharacteristic
83C2×C42C2312yes—
84C2×C42C2311yescharacteristic
85C2×C42C2311yescharacteristic
86C4⋊C8—24no—
87C4⋊C8—22no—
88C4⋊C8—22no—
89C22⋊C8—24no—
90C22⋊C8—24no—
91C22⋊C8—24no—
92C22⋊C8—24no—
93C4×C8—22no—
94C4×C8—22no—
95C4×C8—24no—
96C4×C8—22no—
97C4×C8D414yescomplemented
98#95C2×C412yes—
99#95C2×C412yes—
100#95C2×C412yes—
101C24C22×C412yes—
102C24C22×C411yescharacteristic
103C2×D4—24no—
104C2×D4—24no—
105C2×D4—22no—
106C2×D4—22no—
107C2×D4C2×C818yescomplemented
108C2×D4C2×C814yescomplemented
109C22×C4—22no—
110C22×C4—22no—
111C22×C4—22no—
112C22×C4—22no—
113C22×C4—22no—
114C22×C4—21no—
115C22×C4—21no—
116C22×C4—21no—
117C22×C4—21no—
118C22×C4—22no—
119C22×C4—22no—
120C22×C4—22no—
121C22×C4—22no—
122C22×C4—22no—
123C22×C4—22no—
124C22×C4C2×C814yescomplemented
125C22×C4C22×C412yes—
126C22×C4C22×C412yes—
127C22×C4C22×C411yescharacteristic
128C22×C4C22×C411yescharacteristic
129C22×C4C22×C411yescharacteristic
130C22×C4C22×C412yes—
131C22×C4C22×C411yescharacteristic
132C22×C4C22×C411yescharacteristic
133C22×C4C2×D412yes—
134C22×C4#4112yes—
135C22×C4C2411yescharacteristic
136C2×C8—28no—
137C2×C8—21no—
138C2×C8—21no—
139C2×C8—21no—
140C2×C8—21no—
141C2×C8—21no—
142C2×C8—21no—
143C2×C8—28no—
144C2×C8—22no—
145C2×C8—22no—
146C2×C8—22no—
147C2×C8—22no—
148C2×C8—22no—
149C2×C8—22no—
150C2×C8—48no—
151C2×C8C2×D412yes—
152C2×C8C2×D412yes—
153C2×C8C2×D412yes—
154C2×C8C2×D412yes—
155C2×C8#4112yes—
156C2×C8#4112yes—
157C4⋊C4—24no—
158C4⋊C4—22no—
159C4⋊C4—22no—
160C4⋊C4C2×C814yescomplemented
161C22⋊C4—24no—
162C22⋊C4—24no—
163C22⋊C4—24no—
164C22⋊C4—24no—
165C22⋊C4C2×C818yescomplemented
166C42—22no—
167C42—22no—
168C42—21no—
169C42—22no—
170C42—21no—
171C42—22no—
172C42C2×D412yes—
173C42#4112yes—
174C23—21no—
175C23—21no—
176C23—21no—
177C23—21no—
178C23—22no—
179C23—22no—
180C23—22no—
181C23—22no—
182C23—22no—
183C23—22no—
184C23C4×D412yes—
185C23C22×C814yes—
186C23C22×C812yes—
187C23#13112yes—
188C23C23×C411yescharacteristic
189D4—216no—
190D4—28no—
191C2×C4—28no—
192C2×C4—21no—
193C2×C4—21no—
194C2×C4—21no—
195C2×C4—22no—
196C2×C4—21no—
197C2×C4—21no—
198C2×C4—21no—
199C2×C4—21no—
200C2×C4—21no—
201C2×C4—22no—
202C2×C4—22no—
203C2×C4—22no—
204C2×C4—22no—
205C2×C4—22no—
206C2×C4—28no—
207C2×C4—22no—
208C2×C4—22no—
209C2×C4—22no—
210C2×C4—22no—
211C2×C4—22no—
212C2×C4—22no—
213C2×C4—42no—
214C2×C4—42no—
215C2×C4—42no—
216C2×C4—42no—
217C2×C4C4×D412yes—
218C2×C4C4×D412yes—
219C2×C4C4×D412yes—
220C2×C4C22×C812yes—
221C2×C4C22×C814yes—
222C2×C4C22×C812yes—
223C2×C4#13112yes—
224C2×C4#13112yes—
225C2×C4C22×D411yescharacteristic
226C2×C4C22×D411yescharacteristic
227C2×C4C2×#4111yescharacteristic
228C2×C4C2×#4111yescharacteristic
229C2×C4C2×#4111yescharacteristic
230C2×C4C2×#4111yescharacteristic
231C8—22no—
232C8—22no—
233C8—22no—
234C8—42no—
235C8—42no—
236C8#12114yesdirect product factor
237C22—22no—
238C22—22no—
239C22—22no—
240C22—22no—
241C22—22no—
242C22—22no—
243C22—24no—
244C22—24no—
245C22—24no—
246C22—42no—
247C22—42no—
248C22—42no—
249C22—42no—
250C22C8×D414yescomplemented
251C22C2×C4×D411yescharacteristic
252C22C2×C4×D411yescharacteristic
253C22C4×#4111yescharacteristic
254C22C23×C811yescharacteristic
255C22C2×#13111yescharacteristic
256C22C2×#13111yescharacteristic
257C22C2×#13111yescharacteristic
258C4—22no—
259C4—24no—
260C4—22no—
261C4—22no—
262C4—22no—
263C4—42no—
264C4—42no—
265C4C8×D414yescomplemented
266C4C2×#12111yescharacteristic
267C4#52511yescharacteristic
268C4#52911yescharacteristic
269C4#53211yescharacteristic
270C2—24no—
271C2—44no—
272C2C4×#12111yescharacteristic
273C2C2×C8×D411yescharacteristic
274C2C2×C8×D411yescharacteristic
275C2#292911yescharacteristic
276C2#293111yescharacteristic
277C2C8×#4111yescharacteristic
278C2#296611yescharacteristic
subgroupG/H
centerC22×C8C23
commutatorC22C23×C8
Frattini, cosocleC22×C4C24
socleC23C23×C4
prime radicalC2×#121C4
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C8 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×C8×D4C2semidirect
2. C2×C8×D4C2semidirect
3. C22×C4×C8C2semidirect
5. #1954C2semidirect
6. #1939C2semidirect
7. #1923C2semidirect
8. #1869C2semidirect
9. #1797C2semidirect
10. C8×C4⋊C4C2semidirect
11. C8×C22⋊C4C2semidirect
58. C22×C8D4semidirect
65. #121C8direct (N × H)
97. C4×C8D4semidirect
107. C2×D4C2×C8semidirect
108. C2×D4C2×C8semidirect
124. C22×C4C2×C8semidirect
160. C4⋊C4C2×C8semidirect
165. C22⋊C4C2×C8semidirect
236. C8#121direct (N × H)
250. C22C8×D4semidirect
265. C4C8×D4semidirect

Maximal subgroups

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

subgroupindex
C2×C8×D42
C22×C4×C82
C4×#1212
#19542
#19392
#19232
#18692
#17972
C8×C4⋊C42
C8×C22⋊C42