Finite Group Databasebeta

← C2×#2421 #34704

Subgroups — C2×#2421 #34704

Order 256.

1351 conjugacy classes of subgroups.

The subgroup lattice has 280 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C22⋊Q8C211yesmaximal, characteristic
2C22×C4×Q8C211yesmaximal, characteristic, complemented
3#2421C2116yesmaximal, direct product factor
4C2×#400C212yesmaximal, complemented
5C2×#397C212yesmaximal
6C2×#391C211yesmaximal, characteristic, complemented
7C2×#389C211yesmaximal, characteristic, complemented
8C2×#388C212yesmaximal
9C2×#387C212yesmaximal, complemented
10C2×#382C211yesmaximal, characteristic, complemented
11C2×#380C211yesmaximal, characteristic
12C2×C4×C22⋊C4C211yesmaximal, characteristic
13C23×Q8C2211yescharacteristic
14C24×C4C2211yescharacteristic
15C2×C22⋊Q8—28no—
16C2×C22⋊Q8C2218yes—
17C2×C4×Q8—28no—
18C2×C4×Q8C2218yescomplemented
19C22×C4⋊C4C2212yes—
20C22×C4⋊C4C2212yes—
21C22×C4⋊C4C2211yescharacteristic
22C22×C4⋊C4C2211yescharacteristic
23C22×C4⋊C4C2211yescharacteristic
24C22×C4⋊C4C2212yes—
25C22×C22⋊C4C2211yescharacteristic
26C22×C22⋊C4C2212yes—
27C22×C22⋊C4C2212yes—
28C22×C22⋊C4C2211yescharacteristic
29C22×C42C2211yescharacteristic
30C22×C42C2212yes—
31C22×C42C2211yescharacteristic
32#400C22116yescomplemented
33#397C22116yes—
34#391C2218yescomplemented
35#389C2218yescomplemented
36#388C22116yes—
37#387C22116yescomplemented
38#382C2218yescomplemented
39#380C2218yes—
40C4×C22⋊C4C2218yes—
41C2×#95C2212yes—
42C2×#95C2212yes—
43C2×#95C2212yes—
44C2×#95C2211yescharacteristic
45C2×#95C2212yes—
46C2×#95C2212yes—
47C2×#95C2212yes—
48C2×#95C2211yescharacteristic
49C25C2311yescharacteristic
50C22×Q8—24no—
51C22×Q8—24no—
52C22×Q8D418yes—
53C22×Q8C2314yes—
54C23×C4—24no—
55C23×C4—24no—
56C23×C4—24no—
57C23×C4C2314yes—
58C23×C4C2312yes—
59C23×C4C2312yes—
60C23×C4C2311yescharacteristic
61C23×C4C2312yes—
62C23×C4C2311yescharacteristic
63C23×C4C2311yescharacteristic
64C23×C4C2311yescharacteristic
65C23×C4C2312yes—
66C23×C4C2311yescharacteristic
67C23×C4C2311yescharacteristic
68C22⋊Q8—232no—
69C4×Q8—232no—
70C2×C4⋊C4—28no—
71C2×C4⋊C4—24no—
72C2×C4⋊C4—24no—
73C2×C4⋊C4—28no—
74C2×C4⋊C4—28no—
75C2×C4⋊C4—24no—
76C2×C4⋊C4C2314yes—
77C2×C4⋊C4C2318yes—
78C2×C4⋊C4C2314yes—
79C2×C4⋊C4C2318yes—
80C2×C4⋊C4C2314yes—
81C2×C4⋊C4C2318yes—
82C2×C22⋊C4—24no—
83C2×C22⋊C4—28no—
84C2×C22⋊C4—28no—
85C2×C22⋊C4—24no—
86C2×C22⋊C4C2318yes—
87C2×C22⋊C4C2314yes—
88C2×C22⋊C4C2314yes—
89C2×C22⋊C4C2318yes—
90C2×C42—28no—
91C2×C42—24no—
92C2×C42—24no—
93C2×C42C2314yes—
94C2×C42C2318yes—
95C2×C42C2314yes—
96#95C2314yes—
97#95C2314yes—
98#95C2318yes—
99#95C2318yes—
100#95C2318yes—
101#95C2318yes—
102#95C2318yes—
103#95C2318yes—
104C24—22no—
105C24—22no—
106C24—22no—
107C24—22no—
108C24—22no—
109C24—22no—
110C24#4114yes—
111C24C2412yes—
112C24C2411yescharacteristic
113C2×Q8—232no—
114C2×Q8—28no—
115C2×Q8—28no—
116C2×Q8C2×D4116yes—
117C22×C4—22no—
118C22×C4—24no—
119C22×C4—24no—
120C22×C4—22no—
121C22×C4—24no—
122C22×C4—22no—
123C22×C4—24no—
124C22×C4—22no—
125C22×C4—22no—
126C22×C4—22no—
127C22×C4—24no—
128C22×C4—22no—
129C22×C4—24no—
130C22×C4—22no—
131C22×C4—22no—
132C22×C4—24no—
133C22×C4—24no—
134C22×C4—24no—
135C22×C4—22no—
136C22×C4—22no—
137C22×C4—24no—
138C22×C4—22no—
139C22×C4—24no—
140C22×C4—22no—
141C22×C4—22no—
142C22×C4—28no—
143C22×C4—28no—
144C22×C4—28no—
145C22×C4—416no—
146C22×C4C2×D418yes—
147C22×C4C2×D414yes—
148C22×C4#4114yes—
149C22×C4#4114yes—
150C22×C4#4114yes—
151C22×C4C2412yes—
152C22×C4C2412yes—
153C22×C4C2414yes—
154C22×C4C2412yes—
155C22×C4C2412yes—
156C22×C4C2414yes—
157C22×C4C2414yes—
158C22×C4C2414yes—
159C22×C4C2412yes—
160C22×C4C2412yes—
161C4⋊C4—216no—
162C4⋊C4—28no—
163C4⋊C4—28no—
164C4⋊C4—216no—
165C4⋊C4—216no—
166C4⋊C4—28no—
167C22⋊C4—28no—
168C22⋊C4—216no—
169C22⋊C4—216no—
170C22⋊C4—28no—
171C42—216no—
172C42—28no—
173C42—28no—
174C23—28no—
175C23—28no—
176C23—28no—
177C23—22no—
178C23—22no—
179C23—22no—
180C23—22no—
181C23—22no—
182C23—22no—
183C23—44no—
184C23—44no—
185C23—44no—
186C23—44no—
187C23C22×D412yes—
188C23C2×#4114yes—
189C23C2×#4112yes—
190C23C2×#4112yes—
191C23C2×#4112yes—
192C23C2×#4112yes—
193C232−1+412yes—
194C232−1+412yes—
195C23C2511yescharacteristic
196Q8—232no—
197C2×C4—216no—
198C2×C4—28no—
199C2×C4—22no—
200C2×C4—24no—
201C2×C4—24no—
202C2×C4—22no—
203C2×C4—24no—
204C2×C4—22no—
205C2×C4—24no—
206C2×C4—22no—
207C2×C4—22no—
208C2×C4—22no—
209C2×C4—24no—
210C2×C4—22no—
211C2×C4—24no—
212C2×C4—22no—
213C2×C4—22no—
214C2×C4—24no—
215C2×C4—24no—
216C2×C4—24no—
217C2×C4—22no—
218C2×C4—22no—
219C2×C4—24no—
220C2×C4—22no—
221C2×C4—24no—
222C2×C4—22no—
223C2×C4—22no—
224C2×C4—44no—
225C2×C4—48no—
226C2×C4—48no—
227C2×C4—48no—
228C2×C4—44no—
229C2×C4—44no—
230C2×C4—44no—
231C2×C4—416no—
232C2×C4#123116yes—
233C2×C4C22×D418yes—
234C2×C4C22×D414yes—
235C2×C4C2×#4114yes—
236C2×C4C2×#4114yes—
237C2×C4C2×#4114yes—
238C22—24no—
239C22—24no—
240C22—24no—
241C22—42no—
242C22—416no—
243C22—42no—
244C22—42no—
245C22—42no—
246C22C2×#12314yes—
247C22#52914yes—
248C22#54114yes—
249C22#54814yes—
250C22#54814yes—
251C22#55214yes—
252C22#55614yes—
253C22C23×D411yescharacteristic
254C22C22×#4111yescharacteristic
255C22C22×#4111yescharacteristic
256C22C22×#4111yescharacteristic
257C22C22×#4111yescharacteristic
258C22C2×2−1+411yescharacteristic
259C22C2×2−1+411yescharacteristic
260C4—28no—
261C4—24no—
262C4—42no—
263C4—44no—
264C4—44no—
265C4—44no—
266C4—42no—
267C4—42no—
268C4—42no—
269C4C2×#12318yes—
270C2—44no—
271C2#242118yesdirect product factor
272C2C22×#12311yescharacteristic
273C2C2×#52911yescharacteristic
274C2C2×#54111yescharacteristic
275C2C2×#54811yescharacteristic
276C2C2×#54811yescharacteristic
277C2C2×#55211yescharacteristic
278C2C2×#55611yescharacteristic
subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC25C23
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×C4×Q8C2semidirect
3. #2421C2direct (N × H)
4. C2×#400C2semidirect
6. C2×#391C2semidirect
7. C2×#389C2semidirect
9. C2×#387C2semidirect
10. C2×#382C2semidirect
18. C2×C4×Q8C22semidirect
32. #400C22semidirect
34. #391C22semidirect
35. #389C22semidirect
37. #387C22semidirect
38. #382C22semidirect
271. C2#2421direct (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
C22×C4×Q82
#24212
C2×#4002
C2×#3972
C2×#3912
C2×#3892
C2×#3882
C2×#3872
C2×#3822
C2×#3802
C2×C4×C22⋊C42