Finite Group Databasebeta

← C4×#459 #21497

Subgroups — C4×#459 #21497

Order 256.

636 conjugacy classes of subgroups.

The subgroup lattice has 295 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#459C211yesmaximal, characteristic
2C2×C4×D8C212yesmaximal, complemented
3C4×#127C211yesmaximal, characteristic, complemented
4C42×D4C211yesmaximal, characteristic, complemented
5#1982C211yesmaximal, characteristic, complemented
6#1947C211yesmaximal, characteristic, complemented
7#1925C212yesmaximal, complemented
8#1879C212yesmaximal, complemented
9#1802C211yesmaximal, characteristic, complemented
10C4×C4⋊C8C211yesmaximal, characteristic, complemented
11C4×#102C212yesmaximal, complemented
12C22×D8C2212yes—
13C2×#127C2211yescharacteristic
14C2×C4×D4—21no—
15C2×C4×D4—21no—
16C2×C4×D4C2212yes—
17C2×C4×D4C2211yescharacteristic
18C2×C4×D4C2211yescharacteristic
19C2×C4×D4C2211yescharacteristic
20C22×C42—21no—
21#459C418yesdirect product factor
22C4×D8—28no—
23C2×#107C2212yes—
24C2×C4⋊C8C2211yescharacteristic
25C2×C4⋊C8C2211yescharacteristic
26C2×#102C2212yes—
27C2×#102C2212yes—
28C2×#102C2212yes—
29C2×#102C2212yes—
30C2×C4×C8C2212yes—
31#390—21no—
32#390—21no—
33#390C2212yes—
34#384C2211yescharacteristic
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×D4—21no—
46C22×D4—21no—
47C22×D4C2312yes—
48C22×D4C2311yescharacteristic
49C23×C4—21no—
50C23×C4—21no—
51C23×C4—21no—
52C23×C4—22no—
53C2×D8—24no—
54C2×D8—24no—
55C2×D8C2×C418yescomplemented
56C22×C8C2312yes—
57C22×C8C2312yes—
58#127—22no—
59#127C2×C414yescomplemented
60C4×D4—22no—
61C4×D4—22no—
62C4×D4—24no—
63C4×D4—22no—
64C4×D4—22no—
65C4×D4—24no—
66C4×D4—44no—
67C4×D4—44no—
68C4×D4C2×C414yescomplemented
69C4×D4D414yescomplemented
70C2×C4⋊C4—21no—
71C2×C4⋊C4—21no—
72C2×C4⋊C4C2312yes—
73C2×C4⋊C4C2311yescharacteristic
74C2×C4⋊C4C2311yescharacteristic
75C2×C4⋊C4C2311yescharacteristic
76C2×C22⋊C4—21no—
77C2×C22⋊C4—21no—
78C2×C22⋊C4—21no—
79C2×C22⋊C4—22no—
80C2×C22⋊C4—22no—
81C2×C22⋊C4—22no—
82C2×C42—21no—
83C2×C42—21no—
84C2×C42—21no—
85C2×C42—44no—
86C2×C42D411yescharacteristic
87C2×C42D411yescharacteristic
88C2×C42D411yescharacteristic
89C2×C42D411yescharacteristic
90C2×C42C2311yescharacteristic
91C2×C42C2311yescharacteristic
92C2×C42C2311yescharacteristic
93#107—24no—
94C4⋊C8—22no—
95C4⋊C8C2×C414yescomplemented
96#102—24no—
97#102—24no—
98#102—24no—
99#102C2×C418yescomplemented
100C4×C8—24no—
101#95—21no—
102#95—21no—
103#95—21no—
104C24—21no—
105C24—22no—
106C2×D4—24no—
107C2×D4—24no—
108C2×D4—22no—
109C2×D4—21no—
110C2×D4—21no—
111C2×D4—21no—
112C2×D4—22no—
113C2×D4—22no—
114C2×D4—22no—
115C2×D4—22no—
116C2×D4—42no—
117C2×D4—42no—
118C2×D4—42no—
119C2×D4—42no—
120C2×D4C22×C414yes—
121C2×D4C22×C412yes—
122C2×D4C2×D412yes—
123C2×D4#4112yes—
124C22×C4—24no—
125C22×C4—21no—
126C22×C4—21no—
127C22×C4—21no—
128C22×C4—24no—
129C22×C4—24no—
130C22×C4—22no—
131C22×C4—42no—
132C22×C4—42no—
133C22×C4—42no—
134C22×C4—42no—
135C22×C4—42no—
136C22×C4—42no—
137C22×C4—44no—
138C22×C4—44no—
139C22×C4—44no—
140C22×C4C2×D411yescharacteristic
141C22×C4C2×D411yescharacteristic
142C22×C4C2×D411yescharacteristic
143C22×C4C2×D411yescharacteristic
144C22×C4C2×D411yescharacteristic
145C22×C4C2×D411yescharacteristic
146C22×C4C2411yescharacteristic
147D8—216no—
148C2×C8—22no—
149C2×C8—22no—
150C2×C8—22no—
151C2×C8—22no—
152C2×C8—22no—
153C2×C8C22×C414yes—
154C4⋊C4—21no—
155C4⋊C4—21no—
156C4⋊C4—21no—
157C4⋊C4—22no—
158C4⋊C4—22no—
159C4⋊C4—42no—
160C4⋊C4—42no—
161C4⋊C4C22×C412yes—
162C4⋊C4C2×D412yes—
163C4⋊C4#4112yes—
164C22⋊C4—24no—
165C22⋊C4—24no—
166C22⋊C4—24no—
167C22⋊C4—44no—
168C22⋊C4—44no—
169C22⋊C4—44no—
170C42—22no—
171C42—22no—
172C42—21no—
173C42—21no—
174C42—41no—
175C42—42no—
176C42—42no—
177C42—42no—
178C42D814yescomplemented
179C42C22×C412yes—
180C42C2×D412yes—
181C42#4112yes—
182C42#4112yes—
183C23—22no—
184C23—22no—
185C23—22no—
186C23—24no—
187C23—41no—
188C23—41no—
189C23—41no—
190C23—41no—
191C23—42no—
192C23—42no—
193C23—42no—
194C23—42no—
195C23—42no—
196C23—42no—
197C23C22×D411yescharacteristic
198D4—24no—
199D4—22no—
200D4—24no—
201D4—22no—
202D4—22no—
203D4—48no—
204D4—42no—
205D4—42no—
206D4—48no—
207D4C4×D414yescomplemented
208C2×C4—21no—
209C2×C4—21no—
210C2×C4—21no—
211C2×C4—21no—
212C2×C4—21no—
213C2×C4—21no—
214C2×C4—22no—
215C2×C4—22no—
216C2×C4—21no—
217C2×C4—22no—
218C2×C4—21no—
219C2×C4—21no—
220C2×C4—48no—
221C2×C4—41no—
222C2×C4—41no—
223C2×C4—41no—
224C2×C4—41no—
225C2×C4—41no—
226C2×C4—41no—
227C2×C4—48no—
228C2×C4—48no—
229C2×C4—42no—
230C2×C4—42no—
231C2×C4—42no—
232C2×C4—88no—
233C2×C4C4×D412yes—
234C2×C4C4×D412yes—
235C2×C4#12112yes—
236C2×C4#12112yes—
237C2×C4C2×D812yes—
238C2×C4C2×D812yes—
239C2×C4C2×D812yes—
240C2×C4#13512yes—
241C2×C4AGL(1,ℤ/8)12yes—
242C2×C4C23×C411yescharacteristic
243C2×C4C22×D411yescharacteristic
244C2×C4C2×#4111yescharacteristic
245C2×C4C2×#4111yescharacteristic
246C2×C4C2×#4111yescharacteristic
247C2×C4C2×#4111yescharacteristic
248C8—24no—
249C8—42no—
250C22—24no—
251C22—42no—
252C22—42no—
253C22—42no—
254C22—42no—
255C22—42no—
256C22—42no—
257C22—44no—
258C22—44no—
259C22—44no—
260C22—82no—
261C22—82no—
262C22—82no—
263C22—82no—
264C22C2×C4×D411yescharacteristic
265C22C2×#12111yescharacteristic
266C22#52511yescharacteristic
267C22C22×D811yescharacteristic
268C22C2×#13511yescharacteristic
269C22C2×AGL(1,ℤ/8)11yescharacteristic
270C22#57511yescharacteristic
271C4—22no—
272C4—22no—
273C4—22no—
274C4—42no—
275C4—41no—
276C4—42no—
277C4—42no—
278C4—82no—
279C4C4×D814yescomplemented
280C4#45914yesdirect product factor
281C4C2×C4×D411yescharacteristic
282C4C4×#4111yescharacteristic
283C4#52911yescharacteristic
284C4#53211yescharacteristic
285C2—44no—
286C2—84no—
287C2C4×#12111yescharacteristic
288C2C2×C4×D811yescharacteristic
289C2C4×AGL(1,ℤ/8)11yescharacteristic
290C2C2×#45911yescharacteristic
291C2#303511yescharacteristic
292C2#310011yescharacteristic
293C2#310611yescharacteristic
subgroupG/H
centerC22×C4C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC23C22×D4
prime radicalC2×#459C2
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
2. C2×C4×D8C2semidirect
3. C4×#127C2semidirect
4. C42×D4C2semidirect
5. #1982C2semidirect
6. #1947C2semidirect
7. #1925C2semidirect
8. #1879C2semidirect
9. #1802C2semidirect
10. C4×C4⋊C8C2semidirect
11. C4×#102C2semidirect
21. #459C4direct (N × H)
55. C2×D8C2×C4semidirect
59. #127C2×C4semidirect
68. C4×D4C2×C4semidirect
69. C4×D4D4semidirect
95. C4⋊C8C2×C4semidirect
99. #102C2×C4semidirect
178. C42D8semidirect
207. D4C4×D4semidirect
279. C4C4×D8semidirect
280. C4#459direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4592
C2×C4×D82
C4×#1272
C42×D42
#19822
#19472
#19252
#18792
#18022
C4×C4⋊C82
C4×#1022