Finite Group Databasebeta

← C2×#1880 #20923

Subgroups — C2×#1880 #20923

Order 256.

1019 conjugacy classes of subgroups.

The subgroup lattice has 290 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C23×SD16C211yesmaximal, characteristic
2C22×C4×Q8C211yesmaximal, characteristic, complemented
3C22×#103C211yesmaximal, characteristic, complemented
4C22×#102C211yesmaximal, characteristic
5C2×#390C211yesmaximal, characteristic
6#1880C218yesmaximal, direct product factor
7C2×#340C211yesmaximal, characteristic, complemented
8C2×#336C211yesmaximal, characteristic, complemented
9C23×Q8C2211yescharacteristic
10C23×D4C2211yescharacteristic
11C22×SD16—24no—
12C22×SD16—24no—
13C22×SD16C418yescomplemented
14C22×SD16C2214yes—
15C23×C8C2211yescharacteristic
16C23×C8C2211yescharacteristic
17C2×C4×Q8—24no—
18C2×C4×Q8—24no—
19C2×C4×Q8—22no—
20C2×C4×Q8C2214yescomplemented
21C22×C4⋊C4—21no—
22C22×C4⋊C4C2211yescharacteristic
23C22×C4⋊C4C2211yescharacteristic
24C22×C22⋊C4—21no—
25C22×C22⋊C4—21no—
26C22×C42—21no—
27C22×C42C2211yescharacteristic
28C2×#103—24no—
29C2×#103C2214yescomplemented
30C2×#102—24no—
31C2×#102C2214yes—
32#390—22no—
33#390C2214yes—
34#340C2214yescomplemented
35#336C2214yescomplemented
36C25—21no—
37C22×Q8—22no—
38C22×Q8—21no—
39C22×Q8—22no—
40C22×Q8—22no—
41C22×Q8C2×C414yes—
42C22×Q8D414yes—
43C22×Q8D414yes—
44C22×Q8C2312yes—
45C22×D4—22no—
46C22×D4—22no—
47C22×D4—22no—
48C22×D4—21no—
49C22×D4—22no—
50C22×D4—22no—
51C22×D4C2×C414yes—
52C22×D4C2312yes—
53C23×C4—21no—
54C23×C4—21no—
55C23×C4—21no—
56C23×C4D411yescharacteristic
57C23×C4D411yescharacteristic
58C23×C4C2311yescharacteristic
59C2×SD16—232no—
60C2×SD16—28no—
61C2×SD16—28no—
62C2×SD16C2×C4116yescomplemented
63C22×C8—22no—
64C22×C8—22no—
65C22×C8—22no—
66C22×C8—22no—
67C22×C8—22no—
68C22×C8C2×C414yes—
69C22×C8C2312yes—
70C22×C8C2312yes—
71C4×Q8—216no—
72C4×Q8—28no—
73C4×Q8—28no—
74C2×C4⋊C4—28no—
75C2×C4⋊C4—24no—
76C2×C4⋊C4—21no—
77C2×C4⋊C4—22no—
78C2×C4⋊C4—22no—
79C2×C4⋊C4—22no—
80C2×C4⋊C4—21no—
81C2×C4⋊C4D414yes—
82C2×C4⋊C4C2312yes—
83C2×C4⋊C4C2312yes—
84C2×C22⋊C4—24no—
85C2×C22⋊C4—24no—
86C2×C22⋊C4—44no—
87C2×C22⋊C4—44no—
88C2×C42—28no—
89C2×C42—22no—
90C2×C42—22no—
91C2×C42—24no—
92C2×C42D412yes—
93C2×C42C2312yes—
94#103—28no—
95#102—28no—
96C24—24no—
97C24—22no—
98C24—42no—
99C24—42no—
100C24—42no—
101C24—42no—
102C24—42no—
103C24—42no—
104C24C2×D411yescharacteristic
105C2×Q8—24no—
106C2×Q8—28no—
107C2×Q8—24no—
108C2×Q8—24no—
109C2×Q8—28no—
110C2×Q8—28no—
111C2×Q8—22no—
112C2×Q8—22no—
113C2×Q8—22no—
114C2×Q8C22⋊C4116yescomplemented
115C2×Q8C22×C414yes—
116C2×Q8C2×D414yes—
117C2×Q8C2×D414yes—
118C2×D4—28no—
119C2×D4—28no—
120C2×D4—24no—
121C2×D4—22no—
122C2×D4—22no—
123C2×D4—22no—
124C2×D4—22no—
125C2×D4—22no—
126C2×D4—42no—
127C2×D4—44no—
128C2×D4—42no—
129C2×D4—44no—
130C2×D4C22×C414yes—
131C22×C4—24no—
132C22×C4—22no—
133C22×C4—24no—
134C22×C4—24no—
135C22×C4—22no—
136C22×C4—22no—
137C22×C4—22no—
138C22×C4—24no—
139C22×C4—22no—
140C22×C4—22no—
141C22×C4—22no—
142C22×C4—22no—
143C22×C4—42no—
144C22×C4—42no—
145C22×C4—42no—
146C22×C4—42no—
147C22×C4—42no—
148C22×C4SD1614yescomplemented
149C22×C4C22×C412yes—
150C22×C4C2×D412yes—
151C22×C4C2×D412yes—
152C22×C4C2×D412yes—
153C22×C4C2×D412yes—
154C22×C4C2×D411yescharacteristic
155C22×C4C2×D412yes—
156C22×C4#4112yes—
157C22×C4#4112yes—
158C22×C4C2411yescharacteristic
159SD16—232no—
160C2×C8—28no—
161C2×C8—22no—
162C2×C8—22no—
163C2×C8—22no—
164C2×C8—22no—
165C2×C8—22no—
166C2×C8—44no—
167C2×C8C22×C414yes—
168C4⋊C4—216no—
169C4⋊C4—24no—
170C4⋊C4—22no—
171C4⋊C4—22no—
172C4⋊C4—22no—
173C4⋊C4—42no—
174C4⋊C4C2×D414yes—
175C22⋊C4—48no—
176C22⋊C4—48no—
177C42—216no—
178C42—24no—
179C42—22no—
180C42—22no—
181C23—24no—
182C23—42no—
183C23—42no—
184C23—42no—
185C23—42no—
186C23—42no—
187C23—42no—
188C23—48no—
189C23—48no—
190C23—48no—
191C23—84no—
192C23—84no—
193C23—84no—
194C23—84no—
195C23C4×D412yes—
196C23#12012yes—
197C23#12112yes—
198C23C2×SD1612yes—
199C23#13512yes—
200C23AGL(1,ℤ/8)12yes—
201C23#13712yes—
202C23C22×D411yescharacteristic
203Q8—24no—
204Q8—24no—
205Q8—24no—
206Q8—216no—
207Q8C2×C22⋊C418yescomplemented
208D4—24no—
209D4—24no—
210D4—42no—
211D4—42no—
212D4—48no—
213C2×C4—24no—
214C2×C4—22no—
215C2×C4—24no—
216C2×C4—24no—
217C2×C4—22no—
218C2×C4—216no—
219C2×C4—28no—
220C2×C4—22no—
221C2×C4—24no—
222C2×C4—22no—
223C2×C4—22no—
224C2×C4—42no—
225C2×C4—42no—
226C2×C4—44no—
227C2×C4—48no—
228C2×C4—42no—
229C2×C4—42no—
230C2×C4—42no—
231C2×C4—84no—
232C2×C4C2×C22⋊C414yes—
233C2×C4C4×D414yes—
234C2×C4C4×D412yes—
235C2×C4#12012yes—
236C2×C4#12114yes—
237C2×C4#12112yes—
238C2×C4#12314yes—
239C2×C4C2×SD1614yescomplemented
240C2×C4C23×C411yescharacteristic
241C2×C4C22×D411yescharacteristic
242C2×C4C22×D411yescharacteristic
243C2×C4C22×D411yescharacteristic
244C2×C4C2×#4111yescharacteristic
245C2×C4C2×#4111yescharacteristic
246C8—24no—
247C8—42no—
248C22—44no—
249C22—44no—
250C22—44no—
251C22—816no—
252C22—82no—
253C22—82no—
254C22—82no—
255C22—82no—
256C22#38614yes—
257C22C4×SD1614yes—
258C22#44014yes—
259C22#44814yes—
260C22#44914yes—
261C22#46014yes—
262C22#46414yes—
263C22C2×C4×D411yescharacteristic
264C22C2×#12011yescharacteristic
265C22C2×#12111yescharacteristic
266C22C22×SD1611yescharacteristic
267C22C2×#13511yescharacteristic
268C22C2×AGL(1,ℤ/8)11yescharacteristic
269C22C2×#13711yescharacteristic
270C4—24no—
271C4—28no—
272C4—42no—
273C4—44no—
274C4—82no—
275C4#38614yes—
276C4C22×C22⋊C411yescharacteristic
277C4C2×C4×D411yescharacteristic
278C4C2×#12111yescharacteristic
279C4C2×#12311yescharacteristic
280C2—84no—
281C2#188018yesdirect product factor
282C2C2×#38611yescharacteristic
283C2C2×C4×SD1611yescharacteristic
284C2C2×#44011yescharacteristic
285C2C2×#44811yescharacteristic
286C2C2×#44911yescharacteristic
287C2C2×#46011yescharacteristic
288C2C2×#46411yescharacteristic
subgroupG/H
center, socleC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
prime radicalC23×D4C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×C4×Q8C2semidirect
3. C22×#103C2semidirect
6. #1880C2direct (N × H)
7. C2×#340C2semidirect
8. C2×#336C2semidirect
13. C22×SD16C4semidirect
20. C2×C4×Q8C22semidirect
29. C2×#103C22semidirect
34. #340C22semidirect
35. #336C22semidirect
62. C2×SD16C2×C4semidirect
114. C2×Q8C22⋊C4semidirect
148. C22×C4SD16semidirect
207. Q8C2×C22⋊C4semidirect
239. C2×C4C2×SD16semidirect
281. C2#1880direct (N × H)

Maximal subgroups

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

subgroupindex
C23×SD162
C22×C4×Q82
C22×#1032
C22×#1022
C2×#3902
#18802
C2×#3402
C2×#3362