Finite Group Databasebeta

← #21071

Subgroups — #21071

Order 256.

525 conjugacy classes of subgroups.

The subgroup lattice has 237 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#430C211yesmaximal, characteristic, complemented
2C22×#104C211yesmaximal, characteristic
3#2896C211yesmaximal, characteristic
4#2879C211yesmaximal, characteristic
5#2873C211yesmaximal, characteristic, complemented
6#1929C218yesmaximal, complemented
7C2×#339C211yesmaximal, characteristic, complemented
8#1728C211yesmaximal, characteristic, complemented
9C22×#41C2211yescharacteristic
10C22×M16C2211yescharacteristic
11C22×M16C2211yescharacteristic
12C22×M16C2211yescharacteristic
13C22×M16C2211yescharacteristic
14C2×#117C2211yescharacteristic
15C22×C42C2211yescharacteristic
16#430—24no—
17C2×#108C2214yescomplemented
18C2×#104—24no—
19C2×#104C2214yes—
20#419C412yescomplemented
21#418C412yescomplemented
22#417C414yescomplemented
23#416C2214yes—
24#408—22no—
25#408C2214yes—
26#407—22no—
27#405—22no—
28#405C2214yescomplemented
29C4×M16—22no—
30#339C2214yescomplemented
31#336C2214yescomplemented
32C2×#41—21no—
33C2×#41—21no—
34C2×#41—22no—
35C2×#41—22no—
36C2×#41—22no—
37C2×#41—22no—
38C2×#41C2×C412yes—
39C2×#41C2312yes—
40C22×Q8C2×C411yescharacteristic
41C22×D4—21no—
42C22×D4C2×C411yescharacteristic
43C23×C4—21no—
44C23×C4—21no—
45C23×C4C2311yescharacteristic
46C2×M16—21no—
47C2×M16—22no—
48C2×M16—22no—
49C2×M16—22no—
50C2×M16—22no—
51C2×M16—22no—
52C2×M16—21no—
53C2×M16—22no—
54C2×M16—22no—
55C2×M16C2×C412yes—
56C2×M16C2×C412yes—
57C2×M16D414yes—
58C2×M16D412yes—
59C2×M16D412yes—
60C2×M16C2312yes—
61C2×M16C2312yes—
62C22×C8—21no—
63C22×C8—21no—
64C22×C8C2312yes—
65C22×C8C2312yes—
66#117—21no—
67#117—21no—
68#117C2×C412yes—
69#117C2312yes—
70C2×C4⋊C4C2×C412yes—
71C2×C22⋊C4—21no—
72C2×C42—21no—
73C2×C42—22no—
74C2×C42—22no—
75C2×C42—21no—
76C2×C42C2312yes—
77#108—28no—
78#104—28no—
79#103C2×C418yescomplemented
80#102C2×C418yescomplemented
81C22⋊C8—28no—
82#97—24no—
83C4×C8—24no—
84C24—21no—
85C24#4111yescharacteristic
86#41—24no—
87#41—24no—
88#41—22no—
89#41—22no—
90#41—22no—
91#41—22no—
92#41—42no—
93#41—42no—
94#41—42no—
95#41—42no—
96C2×Q8—21no—
97C2×Q8—22no—
98C2×Q8—22no—
99C2×Q8C22×C412yes—
100C2×D4—22no—
101C2×D4—22no—
102C2×D4—22no—
103C2×D4—22no—
104C2×D4—21no—
105C2×D4—42no—
106C2×D4—42no—
107C2×D4C22×C412yes—
108C22×C4—21no—
109C22×C4—22no—
110C22×C4—22no—
111C22×C4—22no—
112C22×C4—22no—
113C22×C4—44no—
114C22×C4—42no—
115C22×C4—42no—
116C22×C4—42no—
117C22×C4C22×C411yescharacteristic
118C22×C4C22×C411yescharacteristic
119C22×C4C2×D412yes—
120C22×C4C2×D411yescharacteristic
121C22×C4C2×D411yescharacteristic
122C22×C4#4112yes—
123C22×C4#4112yes—
124C22×C4#4112yes—
125C22×C4#4111yescharacteristic
126C22×C4C2411yescharacteristic
127M16—24no—
128M16—24no—
129M16—24no—
130M16—24no—
131M16—24no—
132M16—22no—
133M16—22no—
134M16—22no—
135M16—42no—
136M16C2×D414yes—
137C2×C8—24no—
138C2×C8—22no—
139C2×C8—22no—
140C2×C8—22no—
141C2×C8—22no—
142C2×C8—22no—
143C2×C8—22no—
144C2×C8—42no—
145C2×C8C22×C414yes—
146C2×C8C2×D414yes—
147C4⋊C4—22no—
148C4⋊C4C22×C414yes—
149C22⋊C4—22no—
150C22⋊C4—22no—
151C42—22no—
152C42—22no—
153C42—22no—
154C42—22no—
155C42—42no—
156C23—22no—
157C23—42no—
158C23—42no—
159C23—82no—
160C23C4×D411yescharacteristic
161C23C4×D411yescharacteristic
162C23#12412yes—
163C23#12612yes—
164C23C2×#4111yescharacteristic
165Q8—22no—
166Q8—22no—
167Q8—42no—
168D4—22no—
169D4—22no—
170D4—42no—
171D4—42no—
172D4—44no—
173D4—42no—
174C2×C4—24no—
175C2×C4—24no—
176C2×C4—22no—
177C2×C4—42no—
178C2×C4—48no—
179C2×C4—42no—
180C2×C4—42no—
181C2×C4—42no—
182C2×C4—42no—
183C2×C4—44no—
184C2×C4—82no—
185C2×C4#11712yes—
186C2×C4#11712yes—
187C2×C4C4×D412yes—
188C2×C4C4×D412yes—
189C2×C4C4×D411yescharacteristic
190C2×C4C4×D411yescharacteristic
191C2×C4#12112yes—
192C2×C4#12112yes—
193C2×C4#12312yes—
194C2×C4#12312yes—
195C2×C4#12412yes—
196C2×C4#12612yes—
197C2×C4C23×C411yescharacteristic
198C2×C4C22×D411yescharacteristic
199C2×C4C22×D411yescharacteristic
200C2×C4C2×#4111yescharacteristic
201C2×C4C2×#4111yescharacteristic
202C2×C4C2×#4111yescharacteristic
203C8—24no—
204C8—24no—
205C8—24no—
206C8—42no—
207C22—22no—
208C22—22no—
209C22—22no—
210C22—42no—
211C22—42no—
212C22—44no—
213C22—42no—
214C22—84no—
215C22#38812yes—
216C22#38812yes—
217C22C2×C4×D411yescharacteristic
218C22C2×#12411yescharacteristic
219C22C2×#12611yescharacteristic
220C4—44no—
221C4—44no—
222C4—42no—
223C4#38812yes—
224C4#38812yes—
225C4C2×#11711yescharacteristic
226C4C2×C4×D411yescharacteristic
227C4C2×#12111yescharacteristic
228C4C2×#12311yescharacteristic
229C2—21no—
230C2—22no—
231C2—21no—
232C2—22no—
233C2—82no—
234C2C2×#38811yescharacteristic
235C2#295612yes—
subgroupG/H
centerC2×C4C22×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC22C2×C4×D4
prime radicalC22×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×M16 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#430C2semidirect
5. #2873C2semidirect
6. #1929C2semidirect
7. C2×#339C2semidirect
8. #1728C2semidirect
17. C2×#108C22semidirect
20. #419C4semidirect
21. #418C4semidirect
22. #417C4semidirect
28. #405C22semidirect
30. #339C22semidirect
31. #336C22semidirect
79. #103C2×C4semidirect
80. #102C2×C4semidirect

Maximal subgroups

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

subgroupindex
C2×#4302
C22×#1042
#28962
#28792
#28732
#19292
C2×#3392
#17282