Finite Group Databasebeta

← Q8×#137 #61368

Subgroups — Q8×#137 #61368

Order 256.

891 conjugacy classes of subgroups.

The subgroup lattice has 248 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1Q8×#41C211yesmaximal, characteristic
2C2×Q82C211yesmaximal, characteristic, complemented
3#3387C216yesmaximal, complemented
4#3385C216yesmaximal, complemented
5Q8×Q16C212yesmaximal, complemented
6Q8×SD16C212yesmaximal, complemented
7#3165C213yesmaximal, complemented
8#3079C213yesmaximal
9#3078C213yesmaximal, complemented
10Q8×M16C211yesmaximal, characteristic, complemented
11C4×#137C213yesmaximal
12C2×#137C2211yescharacteristic
13Q82—21no—
14Q82—23no—
15Q82C2212yes—
16Q82C2211yescharacteristic
17Q82C2216yes—
18#557C2213yes—
19#554—23no—
20#554C2213yes—
21D4×Q8—21no—
22D4×Q8C2211yescharacteristic
23#533—23no—
24#533C2213yes—
25C2×C4⋊Q8—23no—
26C2×C4⋊Q8C2213yes—
27C4×#41C2213yes—
28C2×C4×Q8—21no—
29C2×C4×Q8—21no—
30C2×C4×Q8C2213yes—
31C2×C4×Q8C2211yescharacteristic
32#501C22112yes—
33#500C2216yes—
34#498C2216yes—
35#479C22112yes—
36#477C2216yes—
37#477C2216yes—
38#476C2216yes—
39#475C2216yes—
40#475C2216yes—
41#474C2216yes—
42#446C2216yes—
43C8×Q8C2212yes—
44#441C2216yes—
45#440C2216yes—
46C4×Q16C2216yes—
47C4×SD16C2216yes—
48#428C2216yes—
49#428C2213yes—
50#423C2213yes—
51#419C2213yes—
52#417C2213yes—
53C4×M16C2213yes—
54C2×#41C2311yescharacteristic
55C22×Q8—21no—
56C22×Q8—23no—
57C22×Q8D411yescharacteristic
58C22×Q8C2311yescharacteristic
59#137Q818yesdirect product factor
60C2×Q16C2312yes—
61C2×SD16C2312yes—
62C2×M16C2313yes—
63C2×M16C2311yescharacteristic
64C4⋊Q8—23no—
65C4⋊Q8—26no—
66C4⋊Q8—212no—
67C4⋊Q8—26no—
68C4⋊Q8—23no—
69C4⋊Q8—23no—
70C4⋊Q8—23no—
71C4⋊Q8C2316yes—
72C4⋊Q8C2316yes—
73C4⋊Q8C2313yes—
74C4⋊Q8C2313yes—
75#125—26no—
76#125C2316yes—
77C22⋊Q8—23no—
78C22⋊Q8—23no—
79C22⋊Q8—23no—
80C22⋊Q8—23no—
81C22⋊Q8—26no—
82C4×Q8—21no—
83C4×Q8—26no—
84C4×Q8—22no—
85C4×Q8—23no—
86C4×Q8—23no—
87C4×Q8—23no—
88C4×Q8—23no—
89C4×Q8—23no—
90C4×Q8D411yescharacteristic
91C4×Q8D413yes—
92C4×Q8C2316yes—
93C4×Q8C2316yes—
94C4×Q8C2313yes—
95C4×Q8C2313yes—
96C4×Q8C2311yescharacteristic
97C4×Q8C2313yes—
98C4×D4—23no—
99C4×D4—23no—
100C4×D4C2313yes—
101C4×D4C2313yes—
102#117—23no—
103#117C2313yes—
104C2×C4⋊C4—23no—
105C2×C4⋊C4—23no—
106C2×C4⋊C4—23no—
107C2×C4⋊C4D413yes—
108C2×C4⋊C4C2313yes—
109C2×C42—23no—
110C2×C42—23no—
111C2×C42C2313yes—
112#107C2316yes—
113#107C23112yes—
114#106C2316yes—
115#106C23112yes—
116C4⋊C8C2316yes—
117C4⋊C8C2316yes—
118#103C2316yes—
119#103C2316yes—
120#103C2316yes—
121#102C2316yes—
122#97C2316yes—
123C4×C8C2316yes—
124#41—22no—
125#41C2×Q814yes—
126C2×Q8—24no—
127C2×Q8—21no—
128C2×Q8—23no—
129C2×Q8—23no—
130C2×Q8—26no—
131C2×Q8—26no—
132C2×Q8—22no—
133C2×Q8—44no—
134C2×Q8—86no—
135C2×Q8C2×D413yes—
136C2×Q8C2×D411yescharacteristic
137C2×Q8C2×Q814yescomplemented
138C2×Q8C2412yes—
139C2×Q8C2411yescharacteristic
140C2×D4—21no—
141C2×D4C2411yescharacteristic
142C22×C4—21no—
143C22×C4—21no—
144C22×C4—23no—
145C22×C4—23no—
146C22×C4—23no—
147C22×C4C2×D413yes—
148C22×C4C2×D413yes—
149C22×C4C2411yescharacteristic
150Q16C2×Q818yescomplemented
151SD16C2×Q818yescomplemented
152M16—26no—
153M16C2×Q814yescomplemented
154C2×C8C2416yes—
155C2×C8C2412yes—
156C4⋊C4—26no—
157C4⋊C4—23no—
158C4⋊C4—26no—
159C4⋊C4—26no—
160C4⋊C4—26no—
161C4⋊C4—26no—
162C4⋊C4—23no—
163C4⋊C4—23no—
164C4⋊C4—23no—
165C4⋊C4—23no—
166C4⋊C4—26no—
167C4⋊C4C2×D413yes—
168C4⋊C4C2×D416yes—
169C4⋊C4C2×D413yes—
170C4⋊C4C2416yes—
171C4⋊C4C2413yes—
172C4⋊C4C2413yes—
173C22⋊C4—23no—
174C22⋊C4—23no—
175C22⋊C4—23no—
176C42—23no—
177C42—23no—
178C42—23no—
179C42—26no—
180C42—26no—
181C42C2×D413yes—
182C42C2×D413yes—
183C42C2413yes—
184C42C2413yes—
185C23—21no—
186C23C22×D411yescharacteristic
187Q8—24no—
188Q8—26no—
189Q8—22no—
190Q8—21no—
191Q8—46no—
192Q8—83no—
193Q8—86no—
194Q8—86no—
195Q8#13714yesdirect product factor
196Q8C22×Q814yes—
197Q8C22×Q812yes—
198D4—24no—
199D4—21no—
200D4C22×Q812yes—
201C2×C4—24no—
202C2×C4—21no—
203C2×C4—22no—
204C2×C4—24no—
205C2×C4—26no—
206C2×C4—23no—
207C2×C4—23no—
208C2×C4—26no—
209C2×C4—43no—
210C2×C4—46no—
211C2×C4—46no—
212C2×C4—83no—
213C2×C4C22×D413yes—
214C2×C4C22×D413yes—
215C2×C4C22×D413yes—
216C2×C4C22×D411yescharacteristic
217C2×C4C22×D413yes—
218C2×C4C22×Q812yes—
219C2×C42−1+412yes—
220C2×C4C2511yescharacteristic
221C8—26no—
222C8C22×Q814yes—
223C22—21no—
224C22—21no—
225C22—22no—
226C22—41no—
227C22—41no—
228C22D4×Q812yes—
229C22C23×D411yescharacteristic
230C4—23no—
231C4—23no—
232C4—22no—
233C4—24no—
234C4—23no—
235C4—46no—
236C4—43no—
237C4—43no—
238C4D4×Q812yes—
239C4C2×#13716yes—
240C4C23×Q811yescharacteristic
241C4C2×2−1+411yescharacteristic
242C2—22no—
243C2—42no—
244C2C2×D4×Q811yescharacteristic
245C2C22×#13711yescharacteristic
246C2#358511yescharacteristic
subgroupG/H
center, socleC22C23×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#41C23
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C4×Q8 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C2×Q82C2semidirect
3. #3387C2semidirect
4. #3385C2semidirect
5. Q8×Q16C2semidirect
6. Q8×SD16C2semidirect
7. #3165C2semidirect
9. #3078C2semidirect
10. Q8×M16C2semidirect
59. #137Q8direct (N × H)
137. C2×Q8C2×Q8semidirect
150. Q16C2×Q8semidirect
151. SD16C2×Q8semidirect
153. M16C2×Q8semidirect
195. Q8#137direct (N × H)

Maximal subgroups

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

subgroupindex
Q8×#412
C2×Q822
#33872
#33852
Q8×Q162
Q8×SD162
#31652
#30792
#30782
Q8×M162
C4×#1372