Finite Group Databasebeta

← #19912

Subgroups — #19912

Order 256.

342 conjugacy classes of subgroups.

The subgroup lattice has 313 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#3394C211yesmaximal, characteristic, complemented
2#3373C211yesmaximal, characteristic, complemented
3#3324C211yesmaximal, characteristic, complemented
4D4×SD16C211yesmaximal, characteristic, complemented
5#1706C211yesmaximal, characteristic, complemented
6#1702C211yesmaximal, characteristic, complemented
7#1701C211yesmaximal, characteristic, complemented
8#1666C211yesmaximal, characteristic, complemented
9#1665C211yesmaximal, characteristic, complemented
10#1650C211yesmaximal, characteristic, complemented
11#1649C211yesmaximal, characteristic, complemented
12#1620C211yesmaximal, characteristic, complemented
13#1619C211yesmaximal, characteristic
14#1590C211yesmaximal, characteristic, complemented
15C8×SD16C211yesmaximal, characteristic, complemented
16C22×SD16—21no—
17#559C2211yescharacteristic, complemented
18#556C2211yescharacteristic
19D4×Q8C2211yescharacteristic
20D42C2211yescharacteristic
21#500C2211yescharacteristic, complemented
22#495—21no—
23#493C2211yescharacteristic
24#492C2211yescharacteristic
25#492C2211yescharacteristic, complemented
26#489—21no—
27#486C2211yescharacteristic
28#486C2211yescharacteristic, complemented
29#482—21no—
30#476—21no—
31#475C2211yescharacteristic, complemented
32#474C2211yescharacteristic
33#468—21no—
34#465—21no—
35#464—21no—
36#463—21no—
37#463—21no—
38#462C2211yescharacteristic, complemented
39#461C2211yescharacteristic
40#460C2211yescharacteristic
41#460C2211yescharacteristic
42#459C2211yescharacteristic
43#459C2211yescharacteristic
44#450—21no—
45#450—21no—
46#448—21no—
47#446C2211yescharacteristic, complemented
48C8×Q8C2211yescharacteristic, complemented
49#442—21no—
50C4×SD16—21no—
51C4×SD16C2211yescharacteristic
52C4×SD16C2211yescharacteristic
53#436C2211yescharacteristic
54C8×D4C2211yescharacteristic
55#418—21no—
56#334C2211yescharacteristic, complemented
57#334C2211yescharacteristic, complemented
58#332C2211yescharacteristic, complemented
59#332C2211yescharacteristic, complemented
60#331C2211yescharacteristic
61#331C2211yescharacteristic, complemented
62Q8⋊C8C2211yescharacteristic, complemented
63Q8⋊C8C2211yescharacteristic, complemented
64D4⋊C8C2211yescharacteristic
65D4⋊C8C2211yescharacteristic
66C82C2211yescharacteristic, complemented
67C22×Q8—21no—
68C22×D4—21no—
69C22×D4—21no—
70C2×Q16—21no—
71C2×SD16—21no—
72C2×SD16—21no—
73C2×SD16—21no—
74C2×SD16—21no—
75C2×SD16—21no—
76C2×SD16—21no—
77C2×SD16—21no—
78C2×SD16—44no—
79C2×SD16D411yescharacteristic
80C2×SD16D411yescharacteristic
81C2×D8—21no—
82C2×D8—21no—
83C2×D8—41no—
84C2×M16—21no—
85C22×C8—21no—
86C4⋊Q8—21no—
87C4⋊Q8C2311yescharacteristic
88C4⋊Q8C2311yescharacteristic
89#127C2311yescharacteristic
90#127C2311yescharacteristic
91#126—41no—
92#124—21no—
93#124—21no—
94#124—21no—
95#123—41no—
96C22⋊Q8—21no—
97C22⋊Q8—21no—
98C22⋊Q8—41no—
99#121—21no—
100#121—21no—
101#120—41no—
102C4×Q8—21no—
103C4×Q8C2311yescharacteristic
104C4×Q8C2311yescharacteristic
105C4×D4—21no—
106C4×D4—21no—
107C4×D4—21no—
108C4×D4C2311yescharacteristic
109C4×D4C2311yescharacteristic
110#117—21no—
111#107—21no—
112#107—41no—
113#106—21no—
114#106D411yescharacteristic
115#106D411yescharacteristic
116C4⋊C8—21no—
117C4⋊C8—21no—
118C4⋊C8C2311yescharacteristic
119C4⋊C8C2311yescharacteristic
120C4⋊C8C2311yescharacteristic
121C4⋊C8C2311yescharacteristic
122#103—21no—
123#103—21no—
124#103—21no—
125#103D411yescharacteristic
126#103D411yescharacteristic
127#102—21no—
128#102—21no—
129#102—21no—
130#102—21no—
131#102—21no—
132#102—21no—
133#102—21no—
134#102—21no—
135#102—21no—
136#102D411yescharacteristic
137#102D411yescharacteristic
138C22⋊C8—21no—
139C22⋊C8—21no—
140#97—21no—
141C4×C8—21no—
142C4×C8C2311yescharacteristic
143C4×C8C2311yescharacteristic
144C4×C8C2311yescharacteristic
145C24—41no—
146C2×Q8—21no—
147C2×Q8—21no—
148C2×Q8—41no—
149C2×Q8—42no—
150C2×Q8—81no—
151C2×Q8C2×D411yescharacteristic
152C2×Q8C2×D411yescharacteristic
153C2×D4—21no—
154C2×D4—21no—
155C2×D4—21no—
156C2×D4—21no—
157C2×D4—21no—
158C2×D4—21no—
159C2×D4—41no—
160C2×D4—41no—
161C2×D4—42no—
162C2×D4—42no—
163C2×D4—81no—
164C2×D4—81no—
165C2×D4C2×D411yescharacteristic
166C2×D4C2×D411yescharacteristic
167C22×C4—21no—
168C22×C4—21no—
169C22×C4—41no—
170C22×C4—41no—
171Q16—81no—
172SD16—22no—
173SD16—22no—
174SD16—42no—
175SD16—42no—
176SD16—42no—
177SD16—42no—
178SD16—81no—
179SD16—81no—
180SD16—81no—
181D8—42no—
182D8—82no—
183D8—81no—
184M16—81no—
185C2×C8—21no—
186C2×C8—21no—
187C2×C8—21no—
188C2×C8—21no—
189C2×C8—21no—
190C2×C8—42no—
191C2×C8C2×D411yescharacteristic
192C2×C8C2×D411yescharacteristic
193C2×C8C2×D411yescharacteristic
194C2×C8C2×D411yescharacteristic
195C4⋊C4—21no—
196C4⋊C4—21no—
197C4⋊C4—21no—
198C4⋊C4—21no—
199C4⋊C4—21no—
200C4⋊C4—21no—
201C4⋊C4—41no—
202C4⋊C4—41no—
203C4⋊C4C2×D411yescharacteristic
204C4⋊C4C2×D411yescharacteristic
205C4⋊C4C2×D411yescharacteristic
206C4⋊C4C2×D411yescharacteristic
207C22⋊C4—21no—
208C22⋊C4—21no—
209C22⋊C4—41no—
210C22⋊C4—41no—
211C22⋊C4—41no—
212C22⋊C4—41no—
213C22⋊C4—41no—
214C22⋊C4—41no—
215C22⋊C4—41no—
216C42—21no—
217C42—21no—
218C42—41no—
219C42C2411yescharacteristic
220C23—21no—
221C23—21no—
222C23—41no—
223C23—41no—
224C23—82no—
225C23—82no—
226C23—161no—
227Q8—21no—
228Q8—21no—
229Q8—21no—
230Q8—21no—
231Q8—41no—
232Q8—41no—
233Q8—41no—
234Q8—41no—
235Q8—82no—
236D4—21no—
237D4—21no—
238D4—21no—
239D4—41no—
240D4—41no—
241D4—41no—
242D4—41no—
243D4—41no—
244D4—41no—
245D4—41no—
246D4—41no—
247D4—81no—
248D4—81no—
249D4—82no—
250D4—82no—
251D4#13512yes—
252C2×C4—21no—
253C2×C4—21no—
254C2×C4—21no—
255C2×C4—21no—
256C2×C4—21no—
257C2×C4—21no—
258C2×C4—41no—
259C2×C4—41no—
260C2×C4—41no—
261C2×C4—41no—
262C2×C4—41no—
263C2×C4—41no—
264C2×C4—82no—
265C2×C4—161no—
266C2×C4C22×D411yescharacteristic
267C2×C4C22×D411yescharacteristic
268C2×C4H(5,𝔽2)11yescharacteristic
269C8—22no—
270C8—21no—
271C8—21no—
272C8—21no—
273C8—41no—
274C8—41no—
275C8—41no—
276C8—41no—
277C8AGL(1,ℤ/8)12yes—
278C22—22no—
279C22—41no—
280C22—41no—
281C22—41no—
282C22—41no—
283C22—41no—
284C22—81no—
285C22—81no—
286C22—81no—
287C22—81no—
288C22—81no—
289C22—81no—
290C22—164no—
291C22D4211yescharacteristic
292C4—21no—
293C4—41no—
294C4—41no—
295C4—41no—
296C4—41no—
297C4—41no—
298C4—41no—
299C4—81no—
300C4—81no—
301C4C2×#13511yescharacteristic
302C4C2×AGL(1,ℤ/8)11yescharacteristic
303C4#57611yescharacteristic
304C4#57711yescharacteristic
305C2—42no—
306C2—81no—
307C2—161no—
308C2—161no—
309C2#327411yescharacteristic
310C2#328211yescharacteristic
311C2#329111yescharacteristic
subgroupG/H
center, socleC22D42
commutator, Frattini, cosocleC42C24
prime radical#1619C2
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. #3394C2semidirect
2. #3373C2semidirect
3. #3324C2semidirect
4. D4×SD16C2semidirect
5. #1706C2semidirect
6. #1702C2semidirect
7. #1701C2semidirect
8. #1666C2semidirect
9. #1665C2semidirect
10. #1650C2semidirect
11. #1649C2semidirect
12. #1620C2semidirect
14. #1590C2semidirect
15. C8×SD16C2semidirect
17. #559C22semidirect
21. #500C22semidirect
25. #492C22semidirect
28. #486C22semidirect
31. #475C22semidirect
38. #462C22semidirect
47. #446C22semidirect
48. C8×Q8C22semidirect
56. #334C22semidirect
57. #334C22semidirect
58. #332C22semidirect
59. #332C22semidirect
61. #331C22semidirect
62. Q8⋊C8C22semidirect
63. Q8⋊C8C22semidirect
66. C82C22semidirect

Maximal subgroups

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

subgroupindex
#33942
#33732
#33242
D4×SD162
#17062
#17022
#17012
#16662
#16652
#16502
#16492
#16202
#16192
#15902
C8×SD162