Finite Group Databasebeta

← C2×#2561 #34841

Subgroups — C2×#2561 #34841

Order 256.

2083 conjugacy classes of subgroups.

The subgroup lattice has 222 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C22⋊Q8C211yesmaximal, characteristic, complemented
2C23×C22⋊C4C211yesmaximal, characteristic
3#2561C2116yesmaximal, direct product factor
4C2×#397C212yesmaximal, complemented
5C2×#393C212yesmaximal, complemented
6C2×#388C214yesmaximal, complemented
7C2×#381C212yesmaximal, complemented
8C2×#379C212yesmaximal
9C2×C4×C22⋊C4C211yesmaximal, characteristic, complemented
10C26C2211yescharacteristic
11C23×Q8C2211yescharacteristic, complemented
12C24×C4C2211yescharacteristic
13C24×C4C2211yescharacteristic
14C2×C22⋊Q8—28no—
15C2×C22⋊Q8C2218yescomplemented
16C22×C4⋊C4C2211yescharacteristic, complemented
17C22×C4⋊C4C2212yescomplemented
18C22×C22⋊C4—28no—
19C22×C22⋊C4C2218yes—
20C22×C22⋊C4C2212yes—
21C22×C22⋊C4C2214yes—
22C22×C22⋊C4C2212yes—
23C22×C22⋊C4C2212yes—
24C22×C22⋊C4C2212yes—
25C22×C22⋊C4C2214yes—
26C22×C42C2212yescomplemented
27#397C22116yescomplemented
28#393C22116yescomplemented
29#388C22132yescomplemented
30#381C22116yescomplemented
31#379C22116yes—
32C4×C22⋊C4C2218yescomplemented
33C2×#95C2212yescomplemented
34C2×#95C2214yescomplemented
35C2×#95C2214yescomplemented
36C25—24no—
37C25—28no—
38C25—28no—
39C25—44no—
40C25C2312yes—
41C25C2314yes—
42C25C2311yescharacteristic
43C22×Q8—24no—
44C22×Q8—44no—
45C22×Q8C2314yescomplemented
46C23×C4—24no—
47C23×C4—28no—
48C23×C4—44no—
49C23×C4D418yes—
50C23×C4C2314yes—
51C23×C4C2312yes—
52C23×C4C2312yes—
53C23×C4C2314yes—
54C23×C4C2312yes—
55C23×C4C2311yescharacteristic
56C23×C4C2311yescharacteristic
57C23×C4C2314yes—
58C22⋊Q8—232no—
59C2×C4⋊C4—24no—
60C2×C4⋊C4—28no—
61C2×C4⋊C4C2318yescomplemented
62C2×C4⋊C4C2314yescomplemented
63C2×C22⋊C4—28no—
64C2×C22⋊C4—216no—
65C2×C22⋊C4—28no—
66C2×C22⋊C4—28no—
67C2×C22⋊C4—28no—
68C2×C22⋊C4—232no—
69C2×C22⋊C4—48no—
70C2×C22⋊C4C2318yes—
71C2×C22⋊C4C2318yes—
72C2×C22⋊C4C2318yes—
73C2×C22⋊C4C2318yes—
74C2×C22⋊C4C23116yes—
75C2×C22⋊C4C23116yes—
76C2×C42—44no—
77C2×C42C2318yescomplemented
78#95C2318yescomplemented
79#95C23116yescomplemented
80#95C23116yescomplemented
81C24—24no—
82C24—24no—
83C24—232no—
84C24—28no—
85C24—24no—
86C24—216no—
87C24—24no—
88C24—28no—
89C24—28no—
90C24—216no—
91C24—48no—
92C24—464no—
93C24—416no—
94C24—416no—
95C24C2×D414yes—
96C24#4118yes—
97C24#4118yes—
98C24C2414yes—
99C24C2412yes—
100C24C2411yescharacteristic
101C2×Q8—28no—
102C2×Q8—48no—
103C2×Q8—416no—
104C22×C4—24no—
105C22×C4—24no—
106C22×C4—28no—
107C22×C4—24no—
108C22×C4—24no—
109C22×C4—24no—
110C22×C4—28no—
111C22×C4—28no—
112C22×C4—28no—
113C22×C4—216no—
114C22×C4—28no—
115C22×C4—28no—
116C22×C4—28no—
117C22×C4—416no—
118C22×C4—48no—
119C22×C4—416no—
120C22×C4C2×D414yes—
121C22×C4C2×D414yes—
122C22×C4C2×D4116yes—
123C22×C4C2414yes—
124C22×C4C2418yes—
125C22×C4C2414yes—
126C22×C4C2414yes—
127C22×C4C2412yes—
128C22×C4C2412yes—
129C4⋊C4—28no—
130C4⋊C4—216no—
131C22⋊C4—216no—
132C22⋊C4—232no—
133C22⋊C4—216no—
134C22⋊C4—216no—
135C22⋊C4—216no—
136C22⋊C4—416no—
137C42—48no—
138C23—28no—
139C23—28no—
140C23—232no—
141C23—24no—
142C23—24no—
143C23—232no—
144C23—216no—
145C23—232no—
146C23—24no—
147C23—24no—
148C23—28no—
149C23—28no—
150C23—464no—
151C23—4128no—
152C23—416no—
153C23—416no—
154C23—48no—
155C23—48no—
156C23—416no—
157C23#124116yes—
158C23C22×D414yes—
159C23C22×D412yes—
160C23C2×#4118yes—
161C23C2×#4118yes—
162C23C2×#4114yes—
163C23C2×#4114yes—
164C23H(5,𝔽2)14yes—
165C23C2511yescharacteristic
166Q8—416no—
167C2×C4—28no—
168C2×C4—28no—
169C2×C4—24no—
170C2×C4—24no—
171C2×C4—24no—
172C2×C4—24no—
173C2×C4—24no—
174C2×C4—28no—
175C2×C4—28no—
176C2×C4—28no—
177C2×C4—28no—
178C2×C4—28no—
179C2×C4—28no—
180C2×C4—416no—
181C2×C4—48no—
182C2×C4—416no—
183C2×C4—48no—
184C2×C4—48no—
185C2×C4—416no—
186C2×C4C22×D414yes—
187C2×C4C22×D414yes—
188C22—232no—
189C22—24no—
190C22—24no—
191C22—216no—
192C22—28no—
193C22—216no—
194C22—464no—
195C22—432no—
196C22—44no—
197C22—44no—
198C22—48no—
199C22#52514yes—
200C22C2×#12418yes—
201C22C2×#12414yes—
202C22#53414yes—
203C22#551116yes—
204C22C23×D411yescharacteristic
205C22C22×#4112yes—
206C22C22×#4112yes—
207C22C2×H(5,𝔽2)12yes—
208C4—24no—
209C4—24no—
210C4—44no—
211C4—44no—
212C4—44no—
213C4—48no—
214C2—28no—
215C2—48no—
216C2#256118yesdirect product factor
217C2C2×#52511yescharacteristic
218C2C22×#12411yescharacteristic
219C2C2×#53411yescharacteristic
220C2C2×#55114yes—
subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC26C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C22×C22⋊Q8C2semidirect
3. #2561C2direct (N × H)
4. C2×#397C2semidirect
5. C2×#393C2semidirect
6. C2×#388C2semidirect
7. C2×#381C2semidirect
9. C2×C4×C22⋊C4C2semidirect
11. C23×Q8C22semidirect
15. C2×C22⋊Q8C22semidirect
16. C22×C4⋊C4C22semidirect
17. C22×C4⋊C4C22semidirect
26. C22×C42C22semidirect
27. #397C22semidirect
28. #393C22semidirect
29. #388C22semidirect
30. #381C22semidirect
32. C4×C22⋊C4C22semidirect
33. C2×#95C22semidirect
34. C2×#95C22semidirect
35. C2×#95C22semidirect
45. C22×Q8C23semidirect
61. C2×C4⋊C4C23semidirect
62. C2×C4⋊C4C23semidirect
77. C2×C42C23semidirect
78. #95C23semidirect
79. #95C23semidirect
80. #95C23semidirect
216. C2#2561direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C22⋊Q82
C23×C22⋊C42
#25612
C2×#3972
C2×#3932
C2×#3882
C2×#3812
C2×#3792
C2×C4×C22⋊C42