Finite Group Databasebeta

← C2×#1955 #21186

Subgroups — C2×#1955 #21186

Order 256.

1047 conjugacy classes of subgroups; only the 303 normal subgroups are shown.

normal subgroups only

This group has 1047 conjugacy classes of subgroups — too many to draw. Only its 303 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
1C22×C4×D4C211yesmaximal, characteristic
2C22×C4⋊C8C211yesmaximal, characteristic, complemented
3C22×C22⋊C8C214yesmaximal, complemented
4C22×#97C211yesmaximal, characteristic, complemented
5#1955C218yesmaximal, direct product factor
6C23×D4C411yescharacteristic
7C24×C4C2212yes—
8C23×C8C2212yes—
9C23×C8C2212yes—
10C2×C4×D4—24no—
11C2×C4×D4—24no—
12C2×C4×D4C414yes—
13C2×C4×D4C2214yes—
14C22×C4⋊C4C411yescharacteristic
15C22×C22⋊C4C412yes—
16C22×C42C2211yescharacteristic
17C2×C4⋊C8—24no—
18C2×C4⋊C8C2214yescomplemented
19C2×C22⋊C8—216no—
20C2×C22⋊C8C22116yescomplemented
21C2×#97—24no—
22C2×#97C2214yescomplemented
23C25C2×C412yes—
24C22×D4—28no—
25C22×D4—24no—
26C22×D4C2×C414yes—
27C23×C4—24no—
28C23×C4—24no—
29C23×C4—28no—
30C23×C4—28no—
31C23×C4C2×C412yes—
32C23×C4C2×C414yes—
33C23×C4C2×C411yescharacteristic
34C23×C4C2×C411yescharacteristic
35C23×C4C2314yes—
36C23×C4C2311yescharacteristic
37C22×C8—24no—
38C22×C8—24no—
39C22×C8—28no—
40C22×C8—24no—
41C22×C8D418yescomplemented
42C22×C8C2314yes—
43C22×C8C2314yes—
44C4×D4—216no—
45C4×D4—28no—
46C4×D4—28no—
47C2×C4⋊C4—24no—
48C2×C4⋊C4C2×C414yes—
49C2×C22⋊C4—28no—
50C2×C22⋊C4C2×C418yes—
51C2×C42C2×C412yes—
52C2×C42D414yes—
53C2×C42D414yes—
54C2×C42C2312yes—
55C4⋊C8—28no—
56C22⋊C8—232no—
57#97—28no—
58C24—24no—
59C24—28no—
60C24—24no—
61C24—28no—
62C24M1618yes—
63C24C22×C414yes—
64C24C22×C411yescharacteristic
65C2×D4—232no—
66C2×D4—216no—
67C2×D4—28no—
68C22×C4—24no—
69C22×C4—24no—
70C22×C4—24no—
71C22×C4—28no—
72C22×C4—28no—
73C22×C4—216no—
74C22×C4—28no—
75C22×C4—24no—
76C22×C4—24no—
77C22×C4—28no—
78C22×C4—416no—
79C22×C4—48no—
80C22×C4—48no—
81C22×C4C22⋊C414yes—
82C22×C4C22⋊C414yes—
83C22×C4C22×C414yes—
84C22×C4C22×C412yes—
85C22×C4C22×C412yes—
86C22×C4C22×C411yescharacteristic
87C22×C4C2×D412yes—
88C22×C4C2×D412yes—
89C22×C4C2×D414yes—
90C22×C4#4114yes—
91C22×C4C2411yescharacteristic
92C2×C8—216no—
93C2×C8—24no—
94C2×C8—24no—
95C2×C8—28no—
96C2×C8—24no—
97C2×C8—48no—
98C2×C8C2×D418yescomplemented
99C4⋊C4—28no—
100C22⋊C4—216no—
101C42C22⋊C418yes—
102C42C2×D414yes—
103C42C2×D414yes—
104C23—24no—
105C23—28no—
106C23—24no—
107C23—28no—
108C23—216no—
109C23—232no—
110C23—48no—
111C23—48no—
112C23—416no—
113C23C2×C22⋊C412yes—
114C23C4×D414yes—
115C23C2×M1618yes—
116C23C2×M1614yes—
117C23#13114yes—
118C23C23×C411yescharacteristic
119D4—232no—
120C2×C4—24no—
121C2×C4—24no—
122C2×C4—28no—
123C2×C4—28no—
124C2×C4—24no—
125C2×C4—28no—
126C2×C4—48no—
127C2×C4—48no—
128C2×C4—44no—
129C2×C4—44no—
130C2×C4—416no—
131C2×C4C2×C22⋊C414yes—
132C2×C4C2×C22⋊C414yes—
133C2×C4C2×C22⋊C412yes—
134C2×C4C4×D414yes—
135C2×C4#12118yes—
136C2×C4#12414yes—
137C2×C4#12714yes—
138C2×C4C22×D411yescharacteristic
139C2×C4C22×D412yes—
140C2×C4C22×D411yescharacteristic
141C2×C4C2×#4112yes—
142C8—28no—
143C8—44no—
144C22—28no—
145C22—216no—
146C22—44no—
147C22—48no—
148C22—432no—
149C22—44no—
150C22#39014yes—
151C22#40714yes—
152C22#40814yes—
153C22#435116yes—
154C22C22×C22⋊C411yescharacteristic
155C22C2×C4×D412yes—
156C22C22×M1612yes—
157C22C2×#13112yes—
158C4—24no—
159C4—24no—
160C4—44no—
161C4#39014yes—
162C4C2×#12112yes—
163C4C2×#12411yescharacteristic
164C4C2×#12711yescharacteristic
165C2—48no—
166C2#195518yesdirect product factor
167C2C2×#39011yescharacteristic
168C2C2×#40711yescharacteristic
169C2C2×#40811yescharacteristic
170C2C2×#43514yes—
subgroupG/H
centerC23×C4C23
commutatorC23C23×C4
Frattini, cosocleC22×C4C24
socleC24C22×C4
prime radicalC23×D4C4
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×C4⋊C8C2semidirect
3. C22×C22⋊C8C2semidirect
4. C22×#97C2semidirect
5. #1955C2direct (N × H)
18. C2×C4⋊C8C22semidirect
20. C2×C22⋊C8C22semidirect
22. C2×#97C22semidirect
41. C22×C8D4semidirect
98. C2×C8C2×D4semidirect
166. C2#1955direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4×D42
C22×C4⋊C82
C22×C22⋊C82
C22×#972
#19552