Finite Group Databasebeta

← C4×#416 #20408

Subgroups — C4×#416 #20408

Order 256.

835 conjugacy classes of subgroups; only the 367 normal subgroups are shown.

normal subgroups only

This group has 835 conjugacy classes of subgroups — too many to draw. Only its 367 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C4×#41C211yesmaximal, characteristic
2C2×#416C212yesmaximal
3C22×C4×C8C211yesmaximal, characteristic, complemented
4C4×#117C211yesmaximal, characteristic, complemented
5C4×#103C214yesmaximal, complemented
6C4×#102C214yesmaximal, complemented
7#1735C212yesmaximal, complemented
8C22×#41C2211yescharacteristic
9C23×C8C2212yes—
10C4×#41—24no—
11C4×#41C418yescomplemented
12C2×C4×Q8C2212yes—
13C2×C4×D4—22no—
14C2×C4×D4C2212yes—
15C2×#117—21no—
16C2×#117C2211yescharacteristic
17C2×#117C2212yes—
18C22×C42—21no—
19C22×C42C2211yescharacteristic
20#416C4116yesdirect product factor
21C2×#103C2214yes—
22C2×#102C2214yes—
23C2×C4×C8—24no—
24C2×C4×C8C2214yes—
25C4×C4⋊C4C2214yes—
26C4×C22⋊C4—22no—
27#376—21no—
28C43—21no—
29#340C2218yes—
30C2×#41—22no—
31C2×#41—24no—
32C2×#41C2×C414yes—
33C2×#41C2×C418yes—
34C22×Q8C2311yescharacteristic
35C22×D4—21no—
36C22×D4C2311yescharacteristic
37C23×C4—21no—
38C23×C4—22no—
39C23×C4D412yes—
40C23×C4C2311yescharacteristic
41C22×C8—24no—
42C22×C8—24no—
43C22×C8C2×C418yescomplemented
44C22×C8C2314yes—
45C4×Q8—24no—
46C4×Q8C2×C418yes—
47C4×D4—216no—
48C4×D4—24no—
49C4×D4C2×C418yes—
50#117—22no—
51#117—24no—
52#117—28no—
53#117C2×C414yes—
54#117C2×C418yescomplemented
55C2×C4⋊C4—22no—
56C2×C4⋊C4C2312yes—
57C2×C4⋊C4C2314yes—
58C2×C22⋊C4—21no—
59C2×C22⋊C4—22no—
60C2×C22⋊C4—22no—
61C2×C42—21no—
62C2×C42—22no—
63C2×C42—22no—
64C2×C42—28no—
65C2×C42—24no—
66C2×C42C2×C414yes—
67C2×C42D411yescharacteristic
68C2×C42D414yes—
69C2×C42D411yescharacteristic
70C2×C42C2312yes—
71#103C2×C4116yescomplemented
72#102C2×C4116yescomplemented
73C4×C8—28no—
74#95—24no—
75C24—21no—
76C24C2×D411yescharacteristic
77#41—28no—
78#41—216no—
79#41C42116yescomplemented
80C2×Q8—21no—
81C2×Q8—22no—
82C2×Q8C22×C414yes—
83C2×Q8C22×C412yes—
84C2×D4—24no—
85C2×D4—28no—
86C2×D4—21no—
87C2×D4—22no—
88C2×D4C22×C414yes—
89C2×D4C22×C412yes—
90C22×C4—21no—
91C22×C4—24no—
92C22×C4—28no—
93C22×C4—28no—
94C22×C4—24no—
95C22×C4—22no—
96C22×C4—28no—
97C22×C4—48no—
98C22×C4C22⋊C418yes—
99C22×C4C22×C412yes—
100C22×C4C22×C414yes—
101C22×C4C2×D412yes—
102C22×C4C2×D411yescharacteristic
103C22×C4C2×D412yes—
104C22×C4C2×D412yes—
105C22×C4#4114yes—
106C22×C4C2411yescharacteristic
107C2×C8—216no—
108C2×C8—24no—
109C2×C8—24no—
110C2×C8C22×C418yes—
111C4⋊C4—28no—
112C4⋊C4—22no—
113C4⋊C4—24no—
114C4⋊C4C22×C418yes—
115C4⋊C4C22×C414yes—
116C22⋊C4—24no—
117C22⋊C4—28no—
118C22⋊C4—28no—
119C42—24no—
120C42—28no—
121C42—28no—
122C42—48no—
123C42C22⋊C414yes—
124C42C22⋊C414yes—
125C42C22×C414yes—
126C42C2×D414yes—
127C23—24no—
128C23—22no—
129C23—24no—
130C23—44no—
131C23C2×C22⋊C412yes—
132C23C4×D414yes—
133C23C22×D411yescharacteristic
134Q8—22no—
135Q8—24no—
136Q8C2×C4214yes—
137D4—216no—
138D4—22no—
139D4—24no—
140D4C2×C4214yes—
141C2×C4—22no—
142C2×C4—24no—
143C2×C4—24no—
144C2×C4—216no—
145C2×C4—216no—
146C2×C4—24no—
147C2×C4—28no—
148C2×C4—48no—
149C2×C4—44no—
150C2×C4—416no—
151C2×C4C2×C4214yes—
152C2×C4C2×C22⋊C414yes—
153C2×C4C2×C22⋊C412yes—
154C2×C4C2×C22⋊C414yes—
155C2×C4#11714yes—
156C2×C4C4×D418yes—
157C2×C4C4×D414yes—
158C2×C4#13518yes—
159C2×C4C23×C411yescharacteristic
160C2×C4C23×C412yes—
161C2×C4C22×D411yescharacteristic
162C2×C4C2×#4112yes—
163C8—28no—
164C22—24no—
165C22—28no—
166C22—24no—
167C22—44no—
168C22—48no—
169C22C4×C22⋊C414yes—
170C22C22×C22⋊C411yescharacteristic
171C22C2×C4×D412yes—
172C22C2×#13514yes—
173C4—24no—
174C4—24no—
175C4—44no—
176C4—48no—
177C4C4×C22⋊C414yes—
178C4#41618yesdirect product factor
179C4C22×C4211yescharacteristic
180C4C2×#11711yescharacteristic
181C4C2×C4×D412yes—
182C2—24no—
183C2—44no—
184C2C2×C4×C22⋊C411yescharacteristic
185C2C2×#41612yes—
186C2C4×#13514yes—
subgroupG/H
centerC2×C42D4
commutatorC4C22×C42
Frattini, cosocleC22×C4C24
socleC23C22×D4
prime radicalC22×#41C22
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C42 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. C22×C4×C8C2semidirect
4. C4×#117C2semidirect
5. C4×#103C2semidirect
6. C4×#102C2semidirect
7. #1735C2semidirect
11. C4×#41C4semidirect
20. #416C4direct (N × H)
43. C22×C8C2×C4semidirect
54. #117C2×C4semidirect
71. #103C2×C4semidirect
72. #102C2×C4semidirect
79. #41C42semidirect
178. C4#416direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C4×#412
C2×#4162
C22×C4×C82
C4×#1172
C4×#1032
C4×#1022
#17352