Finite Group Databasebeta

← #19978

Subgroups — #19978

Order 256.

334 conjugacy classes of subgroups.

The subgroup lattice has 301 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#3381C211yesmaximal, characteristic, complemented
2#3359C211yesmaximal, characteristic, complemented
3#3295C211yesmaximal, characteristic
4D4×SD16C211yesmaximal, characteristic
5#1708C211yesmaximal, characteristic, complemented
6#1679C211yesmaximal, characteristic, complemented
7#1678C211yesmaximal, characteristic, complemented
8#1671C211yesmaximal, characteristic, complemented
9#1666C211yesmaximal, characteristic, complemented
10#1643C211yesmaximal, characteristic, complemented
11#1639C211yesmaximal, characteristic
12#1637C211yesmaximal, characteristic, complemented
13#1626C211yesmaximal, characteristic, complemented
14C8×SD16C211yesmaximal, characteristic, complemented
15C8×SD16C211yesmaximal, characteristic, complemented
16C22×SD16—21no—
17#557C2211yescharacteristic, complemented
18#554C2211yescharacteristic
19D4×Q8C2211yescharacteristic
20D42C2211yescharacteristic
21#499—21no—
22#498C2211yescharacteristic, complemented
23#492C2211yescharacteristic
24#487—21no—
25#487C2211yescharacteristic, complemented
26#487C2211yescharacteristic, complemented
27#486C2211yescharacteristic
28#486C2211yescharacteristic
29#481—21no—
30#479—21no—
31#478—21no—
32#477C2211yescharacteristic, complemented
33#476C2211yescharacteristic
34#475—21no—
35#475C2211yescharacteristic, complemented
36#474C2211yescharacteristic
37#465—21no—
38#465—21no—
39#461—21no—
40#461C2211yescharacteristic
41#461C2211yescharacteristic
42#460C2211yescharacteristic
43#460C2211yescharacteristic
44#450—21no—
45#450—21no—
46#448—21no—
47C8×Q8C2211yescharacteristic, complemented
48C8×Q8C2211yescharacteristic, complemented
49C4×SD16—21no—
50C4×SD16—21no—
51C4×SD16C2211yescharacteristic
52C4×SD16C2211yescharacteristic
53C8×D4C2211yescharacteristic
54C8×D4C2211yescharacteristic
55C2×#102—21no—
56#334C2211yescharacteristic, complemented
57#334C2211yescharacteristic, complemented
58#333C2211yescharacteristic, complemented
59#332C2211yescharacteristic, complemented
60#332C2211yescharacteristic, complemented
61#331C2211yescharacteristic
62Q8⋊C8C2211yescharacteristic, complemented
63Q8⋊C8C2211yescharacteristic, complemented
64D4⋊C8C2211yescharacteristic
65D4⋊C8C2211yescharacteristic
66C82C2211yescharacteristic, complemented
67C22×Q8—21no—
68C22×D4—21no—
69C22×D4—21no—
70C2×SD16—21no—
71C2×SD16—21no—
72C2×SD16—21no—
73C2×SD16—21no—
74C2×SD16—21no—
75C2×SD16—21no—
76C2×SD16—44no—
77C2×SD16D411yescharacteristic
78C2×SD16D411yescharacteristic
79C22×C8—21no—
80C22×C8—21no—
81C4⋊Q8—21no—
82C4⋊Q8—21no—
83C4⋊Q8C2311yescharacteristic
84C4⋊Q8C2311yescharacteristic
85C4⋊Q8C2311yescharacteristic
86#127C2311yescharacteristic
87#125—21no—
88#125—21no—
89#125—41no—
90C22⋊Q8—21no—
91C22⋊Q8—21no—
92C22⋊Q8—41no—
93C22⋊Q8—41no—
94#121—21no—
95#121—21no—
96#120—41no—
97C4×Q8—21no—
98C4×Q8—21no—
99C4×Q8C2311yescharacteristic
100C4×Q8C2311yescharacteristic
101C4×D4—21no—
102C4×D4—21no—
103C4×D4C2311yescharacteristic
104C4×D4C2311yescharacteristic
105C2×C4⋊C4—21no—
106#107—21no—
107#107—21no—
108#106—21no—
109#106—21no—
110#106—21no—
111#106—21no—
112#106D411yescharacteristic
113#106D411yescharacteristic
114C4⋊C8—21no—
115C4⋊C8—21no—
116C4⋊C8C2311yescharacteristic
117C4⋊C8C2311yescharacteristic
118C4⋊C8C2311yescharacteristic
119C4⋊C8C2311yescharacteristic
120#103—21no—
121#103—21no—
122#103—21no—
123#103—21no—
124#103—21no—
125#103—21no—
126#103—41no—
127#103D411yescharacteristic
128#103D411yescharacteristic
129#102—21no—
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—
140C4×C8—21no—
141C4×C8—21no—
142C4×C8C2311yescharacteristic
143C4×C8C2311yescharacteristic
144C4×C8C2311yescharacteristic
145C24—41no—
146C2×Q8—21no—
147C2×Q8—21no—
148C2×Q8—21no—
149C2×Q8—41no—
150C2×Q8—42no—
151C2×Q8—81no—
152C2×Q8C2×D411yescharacteristic
153C2×Q8C2×D411yescharacteristic
154C2×D4—21no—
155C2×D4—21no—
156C2×D4—21no—
157C2×D4—41no—
158C2×D4—41no—
159C2×D4—42no—
160C2×D4—42no—
161C2×D4—81no—
162C2×D4—81no—
163C2×D4C2×D411yescharacteristic
164C2×D4C2×D411yescharacteristic
165C22×C4—21no—
166C22×C4—21no—
167C22×C4—41no—
168C22×C4—41no—
169SD16—22no—
170SD16—42no—
171SD16—42no—
172SD16—42no—
173SD16—42no—
174SD16—81no—
175SD16—81no—
176SD16SD1614yescomplemented
177C2×C8—21no—
178C2×C8—21no—
179C2×C8—21no—
180C2×C8—21no—
181C2×C8—21no—
182C2×C8—42no—
183C2×C8—81no—
184C2×C8C2×D411yescharacteristic
185C2×C8C2×D411yescharacteristic
186C2×C8C2×D411yescharacteristic
187C2×C8C2×D411yescharacteristic
188C4⋊C4—21no—
189C4⋊C4—21no—
190C4⋊C4—21no—
191C4⋊C4—21no—
192C4⋊C4—21no—
193C4⋊C4—21no—
194C4⋊C4—21no—
195C4⋊C4—21no—
196C4⋊C4—41no—
197C4⋊C4—41no—
198C4⋊C4—41no—
199C4⋊C4—41no—
200C4⋊C4—41no—
201C4⋊C4—41no—
202C4⋊C4C2×D411yescharacteristic
203C4⋊C4C2×D411yescharacteristic
204C4⋊C4C2×D411yescharacteristic
205C4⋊C4C2×D411yescharacteristic
206C22⋊C4—21no—
207C22⋊C4—21no—
208C22⋊C4—41no—
209C22⋊C4—41no—
210C22⋊C4—41no—
211C42—21no—
212C42—21no—
213C42—41no—
214C42C2411yescharacteristic
215C23—21no—
216C23—21no—
217C23—41no—
218C23—82no—
219C23—82no—
220C23—161no—
221Q8—21no—
222Q8—21no—
223Q8—21no—
224Q8—41no—
225Q8—41no—
226Q8—41no—
227Q8—41no—
228Q8—82no—
229Q8—81no—
230Q8C2×SD1612yes—
231D4—21no—
232D4—21no—
233D4—41no—
234D4—41no—
235D4—41no—
236D4—41no—
237D4—81no—
238D4—82no—
239D4—82no—
240D4C2×SD1612yes—
241D4#13512yes—
242C2×C4—21no—
243C2×C4—21no—
244C2×C4—21no—
245C2×C4—21no—
246C2×C4—21no—
247C2×C4—21no—
248C2×C4—41no—
249C2×C4—41no—
250C2×C4—41no—
251C2×C4—41no—
252C2×C4—41no—
253C2×C4—41no—
254C2×C4—41no—
255C2×C4—82no—
256C2×C4—161no—
257C2×C4C22×D411yescharacteristic
258C2×C4C22×D411yescharacteristic
259C2×C4H(5,𝔽2)11yescharacteristic
260C8—21no—
261C8—21no—
262C8—21no—
263C8—41no—
264C8—41no—
265C8—41no—
266C8—41no—
267C8—41no—
268C8C2×SD1612yes—
269C22—22no—
270C22—22no—
271C22—41no—
272C22—41no—
273C22—41no—
274C22—41no—
275C22—81no—
276C22—81no—
277C22—81no—
278C22—164no—
279C22D4211yescharacteristic
280C4—22no—
281C4—21no—
282C4—41no—
283C4—41no—
284C4—41no—
285C4—41no—
286C4—41no—
287C4—81no—
288C4—81no—
289C4—81no—
290C4C22×SD1611yescharacteristic
291C4C2×#13511yescharacteristic
292C4#57711yescharacteristic
293C4#57711yescharacteristic
294C2—42no—
295C2—42no—
296C2—161no—
297C2D4×SD1611yescharacteristic
298C2#328211yescharacteristic
299C2#329011yescharacteristic
subgroupG/H
center, socleC22D42
commutator, Frattini, cosocleC42C24
prime radicalD42C22
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. #3381C2semidirect
2. #3359C2semidirect
5. #1708C2semidirect
6. #1679C2semidirect
7. #1678C2semidirect
8. #1671C2semidirect
9. #1666C2semidirect
10. #1643C2semidirect
12. #1637C2semidirect
13. #1626C2semidirect
14. C8×SD16C2semidirect
15. C8×SD16C2semidirect
17. #557C22semidirect
22. #498C22semidirect
25. #487C22semidirect
26. #487C22semidirect
32. #477C22semidirect
35. #475C22semidirect
47. C8×Q8C22semidirect
48. C8×Q8C22semidirect
56. #334C22semidirect
57. #334C22semidirect
58. #333C22semidirect
59. #332C22semidirect
60. #332C22semidirect
62. Q8⋊C8C22semidirect
63. Q8⋊C8C22semidirect
66. C82C22semidirect
176. SD16SD16semidirect

Maximal subgroups

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

subgroupindex
#33812
#33592
#32952
D4×SD162
#17082
#16792
#16782
#16712
#16662
#16432
#16392
#16372
#16262
C8×SD162