Finite Group Databasebeta

← #20186

Subgroups — #20186

Order 256.

325 conjugacy classes of subgroups.

The subgroup lattice has 303 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#3392C211yesmaximal, characteristic, complemented
2#3386C211yesmaximal, characteristic, complemented
3#3332C211yesmaximal, characteristic
4#3276C211yesmaximal, characteristic, complemented
5#1722C211yesmaximal, characteristic, complemented
6#1702C211yesmaximal, characteristic, complemented
7#1693C211yesmaximal, characteristic, complemented
8#1685C211yesmaximal, characteristic, complemented
9#1670C211yesmaximal, characteristic, complemented
10#1648C211yesmaximal, characteristic, complemented
11#1647C211yesmaximal, characteristic, complemented
12#1642C211yesmaximal, characteristic, complemented
13#1627C211yesmaximal, characteristic, complemented
14#1592C211yesmaximal, characteristic, complemented
15#1583C211yesmaximal, characteristic, complemented
16C2×#137—21no—
17#557C2211yescharacteristic
18#550C2211yescharacteristic
19D4×Q8C2211yescharacteristic
20#547C2211yescharacteristic
21#501—21no—
22#500C2211yescharacteristic
23#500C2211yescharacteristic
24#494C2211yescharacteristic
25#492—21no—
26#492C2211yescharacteristic
27#486C2211yescharacteristic
28#486C2211yescharacteristic
29#481—21no—
30#478—21no—
31#477—21no—
32#475C2211yescharacteristic
33#475C2211yescharacteristic
34#474C2211yescharacteristic
35#470—21no—
36#469—21no—
37#462C2211yescharacteristic
38#461—21no—
39#461C2211yescharacteristic
40#461C2211yescharacteristic
41#460—21no—
42#460C2211yescharacteristic
43#459C2211yescharacteristic
44#452—21no—
45#451—21no—
46#449—21no—
47#446C2211yescharacteristic
48C8×Q8C2211yescharacteristic
49#440—21no—
50C4×SD16—21no—
51C4×SD16C2211yescharacteristic
52C4×SD16C2211yescharacteristic
53#436C2211yescharacteristic
54#436C2211yescharacteristic
55#417—21no—
56#335C2211yescharacteristic
57#334C2211yescharacteristic
58#332C2211yescharacteristic
59#332C2211yescharacteristic
60#332C2211yescharacteristic
61#331C2211yescharacteristic
62Q8⋊C8C2211yescharacteristic
63Q8⋊C8C2211yescharacteristic
64D4⋊C8C2211yescharacteristic
65D4⋊C8C2211yescharacteristic
66#322C2211yescharacteristic
67C2×#41—21no—
68C2×#41—21no—
69C22×Q8—21no—
70#137—44no—
71C2×Q16—21no—
72C2×Q16—21no—
73C2×Q16—21no—
74C2×SD16—21no—
75C2×SD16—21no—
76C2×SD16—21no—
77C2×SD16—21no—
78C2×SD16—21no—
79C2×SD16D411yescharacteristic
80C2×SD16D411yescharacteristic
81C2×D8—21no—
82C2×M16—21no—
83C2×M16—21no—
84C4⋊Q8—21no—
85C4⋊Q8—21no—
86C4⋊Q8C2311yescharacteristic
87C4⋊Q8C2311yescharacteristic
88C4⋊Q8C2311yescharacteristic
89#127—21no—
90#127C2311yescharacteristic
91#125—21no—
92#125—41no—
93#123—41no—
94C22⋊Q8—21no—
95C22⋊Q8—21no—
96C22⋊Q8—41no—
97#121—21no—
98#121—21no—
99#121—41no—
100C4×Q8—21no—
101C4×Q8—21no—
102C4×Q8C2311yescharacteristic
103C4×Q8C2311yescharacteristic
104C4×D4—21no—
105C4×D4—21no—
106C4×D4C2311yescharacteristic
107C4×D4C2311yescharacteristic
108C2×C4⋊C4—21no—
109#107—21no—
110#107—21no—
111#107—21no—
112#107—41no—
113#106—21no—
114#106—21no—
115#106D411yescharacteristic
116#106D411yescharacteristic
117C4⋊C8—21no—
118C4⋊C8—21no—
119C4⋊C8C2311yescharacteristic
120C4⋊C8C2311yescharacteristic
121C4⋊C8C2311yescharacteristic
122C4⋊C8C2311yescharacteristic
123#103—21no—
124#103—21no—
125#103—21no—
126#103—21no—
127#103—21no—
128#103D411yescharacteristic
129#103D411yescharacteristic
130#102—21no—
131#102—21no—
132#102—21no—
133#102—21no—
134#102—21no—
135#102—41no—
136#102D411yescharacteristic
137#102D411yescharacteristic
138C22⋊C8—21no—
139C22⋊C8—21no—
140#97—21no—
141C4×C8—21no—
142C4×C8C2311yescharacteristic
143C4×C8C2311yescharacteristic
144C4×C8C2311yescharacteristic
145#41—42no—
146#41—42no—
147#41—81no—
148#41—81no—
149C2×Q8—21no—
150C2×Q8—21no—
151C2×Q8—21no—
152C2×Q8—41no—
153C2×Q8—42no—
154C2×Q8—81no—
155C2×Q8C2×D411yescharacteristic
156C2×Q8C2×D411yescharacteristic
157C2×D4—21no—
158C2×D4—21no—
159C2×D4—21no—
160C2×D4—41no—
161C2×D4—41no—
162C2×D4—41no—
163C2×D4C2×D411yescharacteristic
164C2×D4C2×D411yescharacteristic
165C22×C4—21no—
166C22×C4—21no—
167C22×C4—41no—
168C22×C4—41no—
169C22×C4—41no—
170Q16—42no—
171Q16—42no—
172Q16—81no—
173SD16—22no—
174SD16—22no—
175SD16—42no—
176SD16—42no—
177SD16—81no—
178SD16—81no—
179SD16—81no—
180D8—81no—
181M16—42no—
182M16—81no—
183C2×C8—21no—
184C2×C8—21no—
185C2×C8—21no—
186C2×C8—21no—
187C2×C8—21no—
188C2×C8C2×D411yescharacteristic
189C2×C8C2×D411yescharacteristic
190C2×C8C2×D411yescharacteristic
191C2×C8C2×D411yescharacteristic
192C4⋊C4—21no—
193C4⋊C4—21no—
194C4⋊C4—21no—
195C4⋊C4—21no—
196C4⋊C4—21no—
197C4⋊C4—21no—
198C4⋊C4—21no—
199C4⋊C4—21no—
200C4⋊C4—41no—
201C4⋊C4—41no—
202C4⋊C4—41no—
203C4⋊C4—41no—
204C4⋊C4—41no—
205C4⋊C4C2×D411yescharacteristic
206C4⋊C4C2×D411yescharacteristic
207C4⋊C4C2×D411yescharacteristic
208C4⋊C4C2×D411yescharacteristic
209C22⋊C4—21no—
210C22⋊C4—21no—
211C22⋊C4—41no—
212C22⋊C4—41no—
213C22⋊C4—41no—
214C42—21no—
215C42—21no—
216C42—41no—
217C42C2411yescharacteristic
218C23—21no—
219C23—21no—
220C23—41no—
221Q8—21no—
222Q8—21no—
223Q8—21no—
224Q8—41no—
225Q8—41no—
226Q8—41no—
227Q8—41no—
228Q8—41no—
229Q8—41no—
230Q8—82no—
231Q8#13712yescomplemented
232D4—21no—
233D4—21no—
234D4—21no—
235D4—21no—
236D4—41no—
237D4—41no—
238D4—41no—
239D4—41no—
240D4—82no—
241D4—81no—
242D4—82no—
243D4—161no—
244C2×C4—21no—
245C2×C4—21no—
246C2×C4—21no—
247C2×C4—21no—
248C2×C4—21no—
249C2×C4—21no—
250C2×C4—41no—
251C2×C4—41no—
252C2×C4—41no—
253C2×C4—41no—
254C2×C4—41no—
255C2×C4—41no—
256C2×C4—41no—
257C2×C4—82no—
258C2×C4—82no—
259C2×C4—82no—
260C2×C4C22×D411yescharacteristic
261C2×C4C22×D411yescharacteristic
262C2×C4H(5,𝔽2)11yescharacteristic
263C8—21no—
264C8—21no—
265C8—21no—
266C8—41no—
267C8—41no—
268C8—41no—
269C8—41no—
270C8—41no—
271C8AGL(1,ℤ/8)12yes—
272C22—41no—
273C22—41no—
274C22—41no—
275C22—41no—
276C22—41no—
277C22—41no—
278C22—81no—
279C22—81no—
280C22—81no—
281C22D4211yescharacteristic
282C4—22no—
283C4—21no—
284C4—41no—
285C4—41no—
286C4—41no—
287C4—41no—
288C4—41no—
289C4—81no—
290C4—81no—
291C4—81no—
292C4C2×AGL(1,ℤ/8)11yescharacteristic
293C4C2×#13711yescharacteristic
294C4#57611yescharacteristic
295C4#57711yescharacteristic
296C2—81no—
297C2—81no—
298C2—161no—
299C2#326611yescharacteristic
300C2#327411yescharacteristic
301C2#328911yescharacteristic
subgroupG/H
center, socleC22D42
commutator, Frattini, cosocleC42C24
prime radical#3332C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
1. #3392C2semidirect
2. #3386C2semidirect
4. #3276C2semidirect
5. #1722C2semidirect
6. #1702C2semidirect
7. #1693C2semidirect
8. #1685C2semidirect
9. #1670C2semidirect
10. #1648C2semidirect
11. #1647C2semidirect
12. #1642C2semidirect
13. #1627C2semidirect
14. #1592C2semidirect
15. #1583C2semidirect
231. Q8#137semidirect

Maximal subgroups

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

subgroupindex
#33922
#33862
#33322
#32762
#17222
#17022
#16932
#16852
#16702
#16482
#16472
#16422
#16272
#15922
#15832