Finite Group Databasebeta

← C2×#1928 #21057

Subgroups — C2×#1928 #21057

Order 256.

619 conjugacy classes of subgroups.

The subgroup lattice has 232 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×#107C211yesmaximal, characteristic
2C22×#103C211yesmaximal, characteristic
3C22×#103C211yesmaximal, characteristic
4C2×#391C211yesmaximal, characteristic
5C2×C4×C4⋊C4C211yesmaximal, characteristic
6#1928C218yesmaximal, direct product factor
7C2×#340C211yesmaximal, characteristic
8C2×#336C211yesmaximal, characteristic
9C23×Q8C2211yescharacteristic
10C23×C8C2211yescharacteristic
11C23×C8C2211yescharacteristic
12C22×C4⋊C4C2211yescharacteristic
13C22×C4⋊C4C2211yescharacteristic
14C22×C4⋊C4C2211yescharacteristic
15C22×C42—21no—
16C22×C42C2211yescharacteristic
17C2×#107—24no—
18C2×#107C2214yes—
19C2×#103—24no—
20C2×#103C418yescomplemented
21C2×#103C2214yes—
22C2×#103C2214yes—
23#391—22no—
24#391C2214yes—
25C4×C4⋊C4—22no—
26C4×C4⋊C4C2214yes—
27C2×#95—21no—
28C2×#95—21no—
29C2×#95—21no—
30#340C2214yes—
31#336C2214yes—
32C22×Q8—21no—
33C22×Q8—22no—
34C22×Q8—22no—
35C22×Q8—22no—
36C22×Q8—22no—
37C22×Q8—22no—
38C22×Q8C2×C414yes—
39C22×Q8C2312yes—
40C23×C4—21no—
41C23×C4—21no—
42C23×C4—21no—
43C23×C4—21no—
44C23×C4D411yescharacteristic
45C23×C4D411yescharacteristic
46C23×C4C2311yescharacteristic
47C22×C8—22no—
48C22×C8—22no—
49C22×C8—22no—
50C22×C8—22no—
51C22×C8—22no—
52C22×C8C2×C414yes—
53C22×C8C2312yes—
54C22×C8C2312yes—
55C2×C4⋊C4—21no—
56C2×C4⋊C4—21no—
57C2×C4⋊C4—22no—
58C2×C4⋊C4—22no—
59C2×C4⋊C4—22no—
60C2×C4⋊C4—22no—
61C2×C4⋊C4—21no—
62C2×C4⋊C4C2×C414yes—
63C2×C4⋊C4D414yes—
64C2×C4⋊C4C2312yes—
65C2×C4⋊C4C2312yes—
66C2×C4⋊C4C2312yes—
67C2×C42—22no—
68C2×C42—22no—
69C2×C42—24no—
70C2×C42—44no—
71C2×C42D412yes—
72C2×C42C2312yes—
73#107—28no—
74#103—28no—
75#103C2×C4116yescomplemented
76#95—24no—
77#95—24no—
78#95—24no—
79C24C2×D411yescharacteristic
80C2×Q8—24no—
81C2×Q8—22no—
82C2×Q8—28no—
83C2×Q8—28no—
84C2×Q8—22no—
85C2×Q8—22no—
86C2×Q8—22no—
87C2×Q8—22no—
88C2×Q8—42no—
89C2×Q8—42no—
90C2×Q8—44no—
91C2×Q8—44no—
92C2×Q8C22×C414yes—
93C22×C4—22no—
94C22×C4—22no—
95C22×C4—24no—
96C22×C4—24no—
97C22×C4—24no—
98C22×C4—22no—
99C22×C4—22no—
100C22×C4—22no—
101C22×C4—22no—
102C22×C4—22no—
103C22×C4—22no—
104C22×C4—22no—
105C22×C4—42no—
106C22×C4—42no—
107C22×C4—42no—
108C22×C4—42no—
109C22×C4—42no—
110C22×C4—42no—
111C22×C4—42no—
112C22×C4—42no—
113C22×C4—42no—
114C22×C4Q1614yes—
115C22×C4C22×C412yes—
116C22×C4C2×D412yes—
117C22×C4C2×D412yes—
118C22×C4C2×D411yescharacteristic
119C22×C4C2×D412yes—
120C22×C4#4112yes—
121C22×C4#4112yes—
122C22×C4#4112yes—
123C22×C4#4112yes—
124C22×C4C2411yescharacteristic
125C2×C8—28no—
126C2×C8—22no—
127C2×C8—22no—
128C2×C8—22no—
129C2×C8—22no—
130C2×C8—22no—
131C2×C8—44no—
132C2×C8C22×C414yes—
133C4⋊C4—24no—
134C4⋊C4—24no—
135C4⋊C4—22no—
136C4⋊C4—22no—
137C4⋊C4—22no—
138C4⋊C4—22no—
139C4⋊C4—42no—
140C4⋊C4C22×C414yes—
141C4⋊C4C2×D414yes—
142C42—24no—
143C42—22no—
144C42—22no—
145C42—48no—
146C23C4×D412yes—
147C23#12112yes—
148C23#12312yes—
149C23C2×Q1612yes—
150C23#13512yes—
151C23AGL(1,ℤ/8)12yes—
152C23#13712yes—
153C23C22×D411yescharacteristic
154Q8—24no—
155Q8—24no—
156Q8—42no—
157Q8—42no—
158Q8—48no—
159C2×C4—22no—
160C2×C4—22no—
161C2×C4—28no—
162C2×C4—24no—
163C2×C4—24no—
164C2×C4—24no—
165C2×C4—22no—
166C2×C4—22no—
167C2×C4—22no—
168C2×C4—42no—
169C2×C4—42no—
170C2×C4—42no—
171C2×C4—42no—
172C2×C4—42no—
173C2×C4—42no—
174C2×C4—48no—
175C2×C4—48no—
176C2×C4—48no—
177C2×C4—44no—
178C2×C4—42no—
179C2×C4—42no—
180C2×C4—42no—
181C2×C4—84no—
182C2×C4#11714yes—
183C2×C4C4×D414yes—
184C2×C4C4×D412yes—
185C2×C4#12112yes—
186C2×C4#12312yes—
187C2×C4#12414yes—
188C2×C4#12614yes—
189C2×C4C2×Q1614yes—
190C2×C4C23×C411yescharacteristic
191C2×C4C22×D411yescharacteristic
192C2×C4C2×#4111yescharacteristic
193C2×C4C2×#4111yescharacteristic
194C2×C4C2×#4111yescharacteristic
195C2×C4C2×#4111yescharacteristic
196C8—24no—
197C8—42no—
198C22#38814yes—
199C22C4×Q1614yes—
200C22#44014yes—
201C22#46214yes—
202C22#46314yes—
203C22#48414yes—
204C22#48514yes—
205C22C2×C4×D411yescharacteristic
206C22C2×#12111yescharacteristic
207C22C2×#12311yescharacteristic
208C22C22×Q1611yescharacteristic
209C22C2×#13511yescharacteristic
210C22C2×AGL(1,ℤ/8)11yescharacteristic
211C22C2×#13711yescharacteristic
212C4—24no—
213C4—42no—
214C4—44no—
215C4—44no—
216C4—44no—
217C4—82no—
218C4#38814yes—
219C4C2×#11711yescharacteristic
220C4C2×C4×D411yescharacteristic
221C4C2×#12411yescharacteristic
222C4C2×#12611yescharacteristic
223C2#192818yesdirect product factor
224C2C2×#38811yescharacteristic
225C2C2×C4×Q1611yescharacteristic
226C2C2×#44011yescharacteristic
227C2C2×#46311yescharacteristic
228C2C2×#46211yescharacteristic
229C2C2×#48511yescharacteristic
230C2C2×#48411yescharacteristic
subgroupG/H
center, socle, prime radicalC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
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
6. #1928C2direct (N × H)
20. C2×#103C4semidirect
75. #103C2×C4semidirect
223. C2#1928direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#1072
C22×#1032
C2×#3912
C2×C4×C4⋊C42
#19282
C2×#3402
C2×#3362