Finite Group Databasebeta

← #20072

Subgroups — #20072

Order 256.

355 conjugacy classes of subgroups.

The subgroup lattice has 317 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#3368C211yesmaximal, characteristic, complemented
2#3359C211yesmaximal, characteristic, complemented
3D4×SD16C211yesmaximal, characteristic, complemented
4#3274C211yesmaximal, characteristic
5#1717C211yesmaximal, characteristic, complemented
6#1699C211yesmaximal, characteristic, complemented
7#1686C211yesmaximal, characteristic, complemented
8#1681C211yesmaximal, characteristic, complemented
9#1668C211yesmaximal, characteristic, complemented
10#1642C211yesmaximal, characteristic, complemented
11#1639C211yesmaximal, characteristic, complemented
12#1627C211yesmaximal, characteristic, complemented
13#1626C211yesmaximal, characteristic, complemented
14#1588C211yesmaximal, characteristic, complemented
15#1585C211yesmaximal, characteristic, complemented
16C2×AGL(1,ℤ/8)—21no—
17C22×SD16—21no—
18#557C2211yescharacteristic, complemented
19#550C2211yescharacteristic
20D4×Q8C2211yescharacteristic
21D42C2211yescharacteristic
22#493C2211yescharacteristic
23#492C2211yescharacteristic
24#490—21no—
25#487—21no—
26#487C2211yescharacteristic, complemented
27#486C2211yescharacteristic
28#486C2211yescharacteristic, complemented
29#486C2211yescharacteristic, complemented
30#478—21no—
31#475—21no—
32#475C2211yescharacteristic, complemented
33#474C2211yescharacteristic
34#469—21no—
35#465—21no—
36#461—21no—
37#461C2211yescharacteristic
38#461C2211yescharacteristic
39#460—21no—
40#460C2211yescharacteristic
41#460C2211yescharacteristic
42#460C2211yescharacteristic, complemented
43#459C2211yescharacteristic
44#450—21no—
45#449—21no—
46#448—21no—
47#447—21no—
48#446C2211yescharacteristic, complemented
49C8×Q8C2211yescharacteristic, complemented
50#440—21no—
51C4×SD16—21no—
52C4×SD16C2211yescharacteristic
53C4×SD16C2211yescharacteristic
54#436C2211yescharacteristic
55C8×D4C2211yescharacteristic
56#335C2211yescharacteristic, complemented
57#335C2211yescharacteristic, complemented
58#332C2211yescharacteristic, complemented
59#332C2211yescharacteristic, complemented
60#331C2211yescharacteristic
61#331C2211yescharacteristic, complemented
62Q8⋊C8C2211yescharacteristic, complemented
63Q8⋊C8C2211yescharacteristic, complemented
64D4⋊C8C2211yescharacteristic
65D4⋊C8C2211yescharacteristic
66#322C2211yescharacteristic, complemented
67C2×#41—21no—
68C22×Q8—21no—
69C22×D4—21no—
70C22×D4—21no—
71AGL(1,ℤ/8)—44no—
72C2×SD16—21no—
73C2×SD16—21no—
74C2×SD16—21no—
75C2×SD16—21no—
76C2×SD16—21no—
77C2×SD16—21no—
78C2×SD16—21no—
79C2×SD16—44no—
80C2×SD16D411yescharacteristic
81C2×SD16D411yescharacteristic
82C2×D8—21no—
83C2×D8—21no—
84C2×D8—21no—
85C2×M16—21no—
86C22×C8—21no—
87C4⋊Q8—21no—
88C4⋊Q8—21no—
89C4⋊Q8C2311yescharacteristic
90C4⋊Q8C2311yescharacteristic
91#127—21no—
92#127C2311yescharacteristic
93#127C2311yescharacteristic
94#125—21no—
95#125—41no—
96C22⋊Q8—21no—
97C22⋊Q8—41no—
98#121—21no—
99#121—21no—
100#121—21no—
101#121—41no—
102#120—41no—
103C4×Q8—21no—
104C4×Q8—21no—
105C4×Q8C2311yescharacteristic
106C4×Q8C2311yescharacteristic
107C4×D4—21no—
108C4×D4—21no—
109C4×D4C2311yescharacteristic
110C4×D4C2311yescharacteristic
111#107—21no—
112#106—21no—
113#106D411yescharacteristic
114#106D411yescharacteristic
115C4⋊C8—21no—
116C4⋊C8—21no—
117C4⋊C8C2311yescharacteristic
118C4⋊C8C2311yescharacteristic
119C4⋊C8C2311yescharacteristic
120C4⋊C8C2311yescharacteristic
121#103—21no—
122#103—21no—
123#103—21no—
124#103—21no—
125#103—21no—
126#103D411yescharacteristic
127#103D411yescharacteristic
128#102—21no—
129#102—21no—
130#102—21no—
131#102—21no—
132#102—21no—
133#102—21no—
134#102—21no—
135#102—41no—
136#102—41no—
137#102D411yescharacteristic
138#102D411yescharacteristic
139C22⋊C8—21no—
140C22⋊C8—21no—
141#97—21no—
142C4×C8—21no—
143C4×C8C2311yescharacteristic
144C4×C8C2311yescharacteristic
145C4×C8C2311yescharacteristic
146C24—41no—
147#41—42no—
148#41—81no—
149C2×Q8—21no—
150C2×Q8—21no—
151C2×Q8—41no—
152C2×Q8—42no—
153C2×Q8—81no—
154C2×Q8C2×D411yescharacteristic
155C2×Q8C2×D411yescharacteristic
156C2×D4—21no—
157C2×D4—21no—
158C2×D4—21no—
159C2×D4—21no—
160C2×D4—21no—
161C2×D4—21no—
162C2×D4—41no—
163C2×D4—41no—
164C2×D4—41no—
165C2×D4—41no—
166C2×D4—42no—
167C2×D4—42no—
168C2×D4—81no—
169C2×D4—81no—
170C2×D4C2×D411yescharacteristic
171C2×D4C2×D411yescharacteristic
172C22×C4—21no—
173C22×C4—21no—
174C22×C4—41no—
175C22×C4—41no—
176SD16—22no—
177SD16—22no—
178SD16—42no—
179SD16—42no—
180SD16—42no—
181SD16—42no—
182SD16—42no—
183SD16—42no—
184SD16—81no—
185D8—42no—
186D8—42no—
187D8—81no—
188M16—42no—
189C2×C8—21no—
190C2×C8—21no—
191C2×C8—21no—
192C2×C8—21no—
193C2×C8—21no—
194C2×C8—42no—
195C2×C8C2×D411yescharacteristic
196C2×C8C2×D411yescharacteristic
197C2×C8C2×D411yescharacteristic
198C2×C8C2×D411yescharacteristic
199C4⋊C4—21no—
200C4⋊C4—21no—
201C4⋊C4—21no—
202C4⋊C4—21no—
203C4⋊C4—21no—
204C4⋊C4—21no—
205C4⋊C4—41no—
206C4⋊C4—41no—
207C4⋊C4—41no—
208C4⋊C4—41no—
209C4⋊C4C2×D411yescharacteristic
210C4⋊C4C2×D411yescharacteristic
211C4⋊C4C2×D411yescharacteristic
212C4⋊C4C2×D411yescharacteristic
213C22⋊C4—21no—
214C22⋊C4—21no—
215C22⋊C4—41no—
216C22⋊C4—41no—
217C22⋊C4—41no—
218C42—21no—
219C42—21no—
220C42—41no—
221C42C2411yescharacteristic
222C23—21no—
223C23—21no—
224C23—41no—
225C23—41no—
226C23—82no—
227C23—82no—
228C23—161no—
229Q8—21no—
230Q8—21no—
231Q8—21no—
232Q8—41no—
233Q8—41no—
234Q8—41no—
235Q8—41no—
236Q8—82no—
237Q8AGL(1,ℤ/8)12yescomplemented
238D4—21no—
239D4—21no—
240D4—21no—
241D4—41no—
242D4—41no—
243D4—41no—
244D4—41no—
245D4—41no—
246D4—41no—
247D4—41no—
248D4—41no—
249D4—81no—
250D4—81no—
251D4—82no—
252D4—82no—
253D4—82no—
254D4—161no—
255D4AGL(1,ℤ/8)12yes—
256C2×C4—21no—
257C2×C4—21no—
258C2×C4—21no—
259C2×C4—21no—
260C2×C4—21no—
261C2×C4—21no—
262C2×C4—41no—
263C2×C4—41no—
264C2×C4—41no—
265C2×C4—41no—
266C2×C4—41no—
267C2×C4—41no—
268C2×C4—82no—
269C2×C4—82no—
270C2×C4C22×D411yescharacteristic
271C2×C4C22×D411yescharacteristic
272C2×C4H(5,𝔽2)11yescharacteristic
273C8—21no—
274C8—21no—
275C8—21no—
276C8—21no—
277C8—41no—
278C8—41no—
279C8—41no—
280C8—41no—
281C8—41no—
282C22—22no—
283C22—41no—
284C22—41no—
285C22—41no—
286C22—41no—
287C22—41no—
288C22—81no—
289C22—81no—
290C22—81no—
291C22—81no—
292C22—81no—
293C22—81no—
294C22—164no—
295C22D4211yescharacteristic
296C4—22no—
297C4—21no—
298C4—41no—
299C4—41no—
300C4—41no—
301C4—41no—
302C4—41no—
303C4—81no—
304C4—81no—
305C4C2×AGL(1,ℤ/8)11yescharacteristic
306C4C2×AGL(1,ℤ/8)11yescharacteristic
307C4#57711yescharacteristic
308C4#57711yescharacteristic
309C2—42no—
310C2—81no—
311C2—161no—
312C2—161no—
313C2#326511yescharacteristic
314C2#326511yescharacteristic
315C2#329011yescharacteristic
subgroupG/H
center, socleC22D42
commutator, Frattini, cosocleC42C24
prime radical#3274C2
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. #3368C2semidirect
2. #3359C2semidirect
3. D4×SD16C2semidirect
5. #1717C2semidirect
6. #1699C2semidirect
7. #1686C2semidirect
8. #1681C2semidirect
9. #1668C2semidirect
10. #1642C2semidirect
11. #1639C2semidirect
12. #1627C2semidirect
13. #1626C2semidirect
14. #1588C2semidirect
15. #1585C2semidirect
18. #557C22semidirect
26. #487C22semidirect
28. #486C22semidirect
29. #486C22semidirect
32. #475C22semidirect
42. #460C22semidirect
48. #446C22semidirect
49. C8×Q8C22semidirect
56. #335C22semidirect
57. #335C22semidirect
58. #332C22semidirect
59. #332C22semidirect
61. #331C22semidirect
62. Q8⋊C8C22semidirect
63. Q8⋊C8C22semidirect
66. #322C22semidirect
237. Q8AGL(1,ℤ/8)semidirect

Maximal subgroups

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

subgroupindex
#33682
#33592
D4×SD162
#32742
#17172
#16992
#16862
#16812
#16682
#16422
#16392
#16272
#16262
#15882
#15852