Finite Group Databasebeta

← C2×#1924 #21045

Subgroups — C2×#1924 #21045

Order 256.

699 conjugacy classes of subgroups.

The subgroup lattice has 261 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C4⋊C8C211yesmaximal, characteristic, complemented
2C22×C22⋊C8C211yesmaximal, characteristic
3C22×C22⋊C8C211yesmaximal, characteristic
4C22×#97C211yesmaximal, characteristic, complemented
5C2×C4×C22⋊C4C211yesmaximal, characteristic
6#1924C218yesmaximal, direct product factor
7C2×#336C211yesmaximal, characteristic, complemented
8C2×#336C211yesmaximal, characteristic, complemented
9C24×C4C2211yescharacteristic
10C23×C8C2211yescharacteristic
11C23×C8C2211yescharacteristic
12C23×C8C2211yescharacteristic
13C23×C8C2211yescharacteristic
14C22×C22⋊C4C411yescharacteristic
15C22×C22⋊C4C411yescharacteristic
16C22×C42C2211yescharacteristic
17C22×C42C2211yescharacteristic
18C2×C4⋊C8—24no—
19C2×C4⋊C8C2214yescomplemented
20C2×C22⋊C8—24no—
21C2×C22⋊C8—24no—
22C2×C22⋊C8C2214yes—
23C2×C22⋊C8C2214yes—
24C2×#97—24no—
25C2×#97C2214yescomplemented
26C4×C22⋊C4C414yes—
27C4×C22⋊C4C2214yes—
28C2×#95C411yescharacteristic
29C2×#95C411yescharacteristic
30#336C2214yescomplemented
31#336C2214yescomplemented
32C25C2×C411yescharacteristic
33C23×C4—22no—
34C23×C4—22no—
35C23×C4—22no—
36C23×C4—22no—
37C23×C4—22no—
38C23×C4—22no—
39C23×C4C2×C411yescharacteristic
40C23×C4C2×C411yescharacteristic
41C23×C4C2×C411yescharacteristic
42C23×C4C2×C411yescharacteristic
43C23×C4C2×C412yes—
44C23×C4C2×C411yescharacteristic
45C23×C4C2312yes—
46C23×C4C2311yescharacteristic
47C22×C8—22no—
48C22×C8—22no—
49C22×C8—22no—
50C22×C8—22no—
51C22×C8—22no—
52C22×C8—22no—
53C22×C8—22no—
54C22×C8—22no—
55C22×C8—22no—
56C22×C8—22no—
57C22×C8D414yes—
58C22×C8D414yes—
59C22×C8C2312yes—
60C22×C8C2312yes—
61C22×C8C2312yes—
62C22×C8C2312yes—
63C2×C22⋊C4—24no—
64C2×C22⋊C4—24no—
65C2×C22⋊C4C2×C414yes—
66C2×C22⋊C4C2×C414yes—
67C2×C42—22no—
68C2×C42—22no—
69C2×C42—22no—
70C2×C42—22no—
71C2×C42C2×C412yes—
72C2×C42C2×C412yes—
73C2×C42C2312yes—
74C2×C42C2312yes—
75C4⋊C8—28no—
76C22⋊C8—28no—
77C22⋊C8—28no—
78#97—28no—
79#95C2×C414yes—
80#95C2×C414yes—
81C24—22no—
82C24—22no—
83C24—22no—
84C24—22no—
85C24—22no—
86C24—22no—
87C24M1614yes—
88C24C22×C412yes—
89C24C22×C411yescharacteristic
90C22×C4—22no—
91C22×C4—22no—
92C22×C4—22no—
93C22×C4—22no—
94C22×C4—22no—
95C22×C4—22no—
96C22×C4—22no—
97C22×C4—22no—
98C22×C4—22no—
99C22×C4—22no—
100C22×C4—22no—
101C22×C4—22no—
102C22×C4—22no—
103C22×C4—22no—
104C22×C4—24no—
105C22×C4—24no—
106C22×C4—24no—
107C22×C4—22no—
108C22×C4—22no—
109C22×C4—22no—
110C22×C4—22no—
111C22×C4—22no—
112C22×C4—22no—
113C22×C4—44no—
114C22×C4—44no—
115C22×C4—44no—
116C22×C4—44no—
117C22×C4M1614yes—
118C22×C4C22×C412yes—
119C22×C4C22×C412yes—
120C22×C4C22×C412yes—
121C22×C4C22×C412yes—
122C22×C4C22×C412yes—
123C22×C4C22×C411yescharacteristic
124C22×C4C2×D412yes—
125C22×C4C2×D412yes—
126C22×C4#4112yes—
127C22×C4#4112yes—
128C22×C4#4112yes—
129C22×C4#4112yes—
130C22×C4C2411yescharacteristic
131C2×C8—28no—
132C2×C8—28no—
133C2×C8—22no—
134C2×C8—22no—
135C2×C8—22no—
136C2×C8—22no—
137C2×C8—22no—
138C2×C8—22no—
139C2×C8—22no—
140C2×C8—22no—
141C2×C8—22no—
142C2×C8—22no—
143C2×C8—44no—
144C2×C8—44no—
145C2×C8C2×D414yes—
146C2×C8C2×D414yes—
147C22⋊C4—28no—
148C22⋊C4—28no—
149C42—24no—
150C42—24no—
151C42—22no—
152C42—22no—
153C42—22no—
154C42—22no—
155C23—22no—
156C23—22no—
157C23—22no—
158C23—22no—
159C23—22no—
160C23—22no—
161C23—28no—
162C23—28no—
163C23—28no—
164C23—44no—
165C23—44no—
166C23—44no—
167C23—44no—
168C23#11712yes—
169C23C4×D412yes—
170C23C4×D412yes—
171C23C2×M1614yes—
172C23C2×M1612yes—
173C23C2×M1612yes—
174C23#13112yes—
175C23#13112yes—
176C23C23×C411yescharacteristic
177C2×C4—22no—
178C2×C4—22no—
179C2×C4—28no—
180C2×C4—22no—
181C2×C4—22no—
182C2×C4—22no—
183C2×C4—22no—
184C2×C4—22no—
185C2×C4—22no—
186C2×C4—22no—
187C2×C4—22no—
188C2×C4—22no—
189C2×C4—22no—
190C2×C4—22no—
191C2×C4—22no—
192C2×C4—44no—
193C2×C4—44no—
194C2×C4—44no—
195C2×C4—44no—
196C2×C4—42no—
197C2×C4—42no—
198C2×C4—42no—
199C2×C4—42no—
200C2×C4—48no—
201C2×C4#11712yes—
202C2×C4C4×D412yes—
203C2×C4C4×D412yes—
204C2×C4#12114yes—
205C2×C4#12314yes—
206C2×C4#12414yes—
207C2×C4#12614yes—
208C2×C4C2×M1614yes—
209C2×C4C22×D411yescharacteristic
210C2×C4C22×D411yescharacteristic
211C2×C4C2×#4111yescharacteristic
212C2×C4C2×#4111yescharacteristic
213C2×C4C2×#4111yescharacteristic
214C2×C4C2×#4111yescharacteristic
215C8—24no—
216C8—24no—
217C8—42no—
218C8—42no—
219C22—24no—
220C22—24no—
221C22—24no—
222C22—42no—
223C22—42no—
224C22—42no—
225C22—416no—
226C22—42no—
227C22#38814yes—
228C22#43214yes—
229C22#43314yes—
230C22#43514yes—
231C22#43514yes—
232C22#43514yes—
233C22#43614yes—
234C22C2×#11711yescharacteristic
235C22C2×C4×D411yescharacteristic
236C22C2×C4×D411yescharacteristic
237C22C22×M1611yescharacteristic
238C22C22×M1611yescharacteristic
239C22C2×#13111yescharacteristic
240C22C2×#13111yescharacteristic
241C4—24no—
242C4—42no—
243C4—42no—
244C4—42no—
245C4—42no—
246C4#38814yes—
247C4C2×#12111yescharacteristic
248C4C2×#12311yescharacteristic
249C4C2×#12411yescharacteristic
250C4C2×#12611yescharacteristic
251C2—44no—
252C2#192418yesdirect product factor
253C2C2×#38811yescharacteristic
254C2C2×#43211yescharacteristic
255C2C2×#43311yescharacteristic
256C2C2×#43511yescharacteristic
257C2C2×#43511yescharacteristic
258C2C2×#43511yescharacteristic
259C2C2×#43611yescharacteristic
subgroupG/H
centerC23×C4C23
commutatorC23C23×C4
Frattini, cosocleC22×C4C24
socleC24C22×C4
prime radicalC25C2×C4
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C22×C4⋊C8C2semidirect
4. C22×#97C2semidirect
6. #1924C2direct (N × H)
7. C2×#336C2semidirect
8. C2×#336C2semidirect
19. C2×C4⋊C8C22semidirect
25. C2×#97C22semidirect
30. #336C22semidirect
31. #336C22semidirect
252. C2#1924direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4⋊C82
C22×C22⋊C82
C22×#972
C2×C4×C22⋊C42
#19242
C2×#3362