Finite Group Databasebeta

← C2×#1749 #20373

Subgroups — C2×#1749 #20373

Order 256.

1143 conjugacy classes of subgroups; only the 447 normal subgroups are shown.

normal subgroups only

This group has 1143 conjugacy classes of subgroups — too many to draw. Only its 447 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
1C23×C42C211yesmaximal, characteristic
2C22×C22⋊C8C212yesmaximal
3C22×#97C212yesmaximal, complemented
4#1749C218yesmaximal, direct product factor
5C2×#336C212yesmaximal, complemented
6C24×C4C412yes—
7C24×C4C2211yescharacteristic
8C23×C8C2214yes—
9C22×C42—28no—
10C22×C42C412yes—
11C22×C42C414yes—
12C22×C42C2214yes—
13C22×C42C2211yescharacteristic
14C22×C42C2211yescharacteristic
15C2×C22⋊C8C4116yescomplemented
16C2×C22⋊C8C2218yes—
17C2×#97—28no—
18C2×#97C2218yescomplemented
19#336C2218yescomplemented
20C25C2×C411yescharacteristic
21C23×C4—28no—
22C23×C4—28no—
23C23×C4—28no—
24C23×C4—24no—
25C23×C4—24no—
26C23×C4C2×C418yes—
27C23×C4C2×C411yescharacteristic
28C23×C4C2×C412yes—
29C23×C4C2×C418yes—
30C23×C4C2×C412yes—
31C23×C4C2×C412yes—
32C23×C4C2312yes—
33C23×C4C2311yescharacteristic
34C22×C8—28no—
35C22×C8—28no—
36C22×C8C2×C4116yescomplemented
37C22×C8C2318yes—
38C2×C42—28no—
39C2×C42—24no—
40C2×C42—216no—
41C2×C42—216no—
42C2×C42C2×C418yes—
43C2×C42C2×C412yes—
44C2×C42C2×C412yes—
45C2×C42D418yes—
46C2×C42C2312yes—
47C2×C42C2312yes—
48C22⋊C8C2×C4132yescomplemented
49#97—216no—
50C24—22no—
51C24—22no—
52C24—24no—
53C24C4214yes—
54C24M1618yes—
55C24C22×C412yes—
56C24C22×C411yescharacteristic
57C22×C4—264no—
58C22×C4—22no—
59C22×C4—24no—
60C22×C4—22no—
61C22×C4—216no—
62C22×C4—24no—
63C22×C4—24no—
64C22×C4—24no—
65C22×C4—216no—
66C22×C4—24no—
67C22×C4—24no—
68C22×C4—232no—
69C22×C4—216no—
70C22×C4—24no—
71C22×C4—24no—
72C22×C4C4214yes—
73C22×C4C4218yes—
74C22×C4C22⋊C418yes—
75C22×C4M1618yes—
76C22×C4C22×C412yes—
77C22×C4C22×C418yes—
78C22×C4C22×C414yes—
79C22×C4C22×C414yes—
80C22×C4C22×C411yescharacteristic
81C22×C4C22×C414yes—
82C22×C4C2×D414yes—
83C22×C4#4114yes—
84C22×C4C2411yescharacteristic
85C2×C8—232no—
86C2×C8—28no—
87C2×C8—28no—
88C2×C8C22×C4116yescomplemented
89C42—216no—
90C42—24no—
91C42—24no—
92C42C22⋊C418yes—
93C42C2×D418yes—
94C23—22no—
95C23—22no—
96C23—24no—
97C23—28no—
98C23—28no—
99C23—216no—
100C23—216no—
101C23#97116yescomplemented
102C23C2×C4214yes—
103C23C2×C4212yes—
104C23C2×C22⋊C412yes—
105C23#11712yes—
106C23C2×M1618yes—
107C23C2×M1614yes—
108C23C2×M1614yes—
109C23C23×C411yescharacteristic
110C2×C4—264no—
111C2×C4—24no—
112C2×C4—22no—
113C2×C4—22no—
114C2×C4—24no—
115C2×C4—24no—
116C2×C4—24no—
117C2×C4—28no—
118C2×C4—216no—
119C2×C4—216no—
120C2×C4—216no—
121C2×C4—216no—
122C2×C4C2×C4214yes—
123C2×C4C2×C4212yes—
124C2×C4C2×C22⋊C418yes—
125C2×C4C2×C22⋊C412yes—
126C2×C4#11712yes—
127C2×C4C4×D4116yes—
128C2×C4C2×M1618yes—
129C2×C4C23×C412yes—
130C2×C4C22×D412yes—
131C2×C4C2×#4112yes—
132C8—216no—
133C22—24no—
134C22—28no—
135C22—28no—
136C22—232no—
137C22—24no—
138C22C4×C22⋊C414yes—
139C22C2×#9714yes—
140C22C2×#9718yescomplemented
141C22C4×M1614yes—
142C22#40718yes—
143C22#43218yes—
144C22C22×C4211yescharacteristic
145C22C22×C22⋊C411yescharacteristic
146C22C2×#11711yescharacteristic
147C22C22×M1612yes—
148C22C22×M1612yes—
149C4—28no—
150C4—28no—
151C4—24no—
152C4C4×C22⋊C414yes—
153C4C2×C4×D414yes—
154C2—28no—
155C2#174918yesdirect product factor
156C2C2×C4×C22⋊C411yescharacteristic
157C2C22×#9711yescharacteristic
158C2C2×C4×M1611yescharacteristic
159C2C2×#40712yes—
160C2C2×#43212yes—
subgroupG/H
centerC23×C4C23
commutatorC22C22×C42
Frattini, cosocleC22×C4C24
socleC24C22×C4
prime radicalC25C2×C4
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. C22×#97C2semidirect
4. #1749C2direct (N × H)
5. C2×#336C2semidirect
15. C2×C22⋊C8C4semidirect
18. C2×#97C22semidirect
19. #336C22semidirect
36. C22×C8C2×C4semidirect
48. C22⋊C8C2×C4semidirect
88. C2×C8C22×C4semidirect
101. C23#97semidirect
140. C22C2×#97semidirect
155. C2#1749direct (N × H)

Maximal subgroups

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

subgroupindex
C23×C422
C22×C22⋊C82
C22×#972
#17492
C2×#3362