Finite Group Databasebeta

← C2×#1767 #20425

Subgroups — C2×#1767 #20425

Order 256.

711 conjugacy classes of subgroups.

The subgroup lattice has 132 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C4⋊C8C212yesmaximal
2C22×#97C212yesmaximal
3C2×C43C211yesmaximal, characteristic
4#1767C218yesmaximal, direct product factor
5C2×#336C212yesmaximal
6C23×C8C2214yes—
7C22×C42C412yes—
8C22×C42C412yes—
9C22×C42C2211yescharacteristic
10C22×C42C2211yescharacteristic
11C22×C42C2211yescharacteristic
12C2×C4⋊C8C4116yescomplemented
13C2×C4⋊C8C2218yes—
14C2×#97—28no—
15C2×#97C2218yes—
16C43C414yes—
17C43C2214yes—
18#336C2218yes—
19C23×C4C2×C411yescharacteristic
20C23×C4C2×C412yes—
21C23×C4C2×C412yes—
22C23×C4C2×C411yescharacteristic
23C23×C4C2311yescharacteristic
24C22×C8—28no—
25C22×C8—28no—
26C22×C8C2×C4116yes—
27C22×C8C2318yes—
28C2×C42—28no—
29C2×C42—28no—
30C2×C42—24no—
31C2×C42C2×C412yes—
32C2×C42C2×C418yes—
33C2×C42C2×C418yes—
34C2×C42C2×C412yes—
35C2×C42C2×C418yes—
36C2×C42C2×C412yes—
37C2×C42D414yes—
38C2×C42Q814yes—
39C2×C42C2312yes—
40C2×C42C2312yes—
41C2×C42C2312yes—
42C4⋊C8C2×C4132yescomplemented
43#97—216no—
44C24C22×C411yescharacteristic
45C22×C4—24no—
46C22×C4—24no—
47C22×C4—24no—
48C22×C4—24no—
49C22×C4—24no—
50C22×C4C4214yes—
51C22×C4C4214yes—
52C22×C4C4⋊C418yes—
53C22×C4M1618yes—
54C22×C4M1618yes—
55C22×C4C22×C412yes—
56C22×C4C22×C414yes—
57C22×C4C22×C414yes—
58C22×C4C22×C411yescharacteristic
59C22×C4C22×C412yes—
60C22×C4C22×C414yes—
61C22×C4C2×D412yes—
62C22×C4C2×Q812yes—
63C22×C4#4114yes—
64C22×C4C2411yescharacteristic
65C2×C8—232no—
66C2×C8—28no—
67C2×C8—28no—
68C2×C8C22×C4116yes—
69C42—24no—
70C42—216no—
71C42—216no—
72C42—24no—
73C42C4218yes—
74C42C4⋊C418yes—
75C42C22×C418yes—
76C42C2×D414yes—
77C42C2×Q814yes—
78C23C2×C4212yes—
79C23C2×C4⋊C412yes—
80C23#11712yes—
81C23C2×M1614yes—
82C23C2×M1614yes—
83C23C23×C411yescharacteristic
84C2×C4—24no—
85C2×C4—24no—
86C2×C4—24no—
87C2×C4—24no—
88C2×C4—24no—
89C2×C4—28no—
90C2×C4—216no—
91C2×C4—216no—
92C2×C4#97116yescomplemented
93C2×C4C2×C4214yes—
94C2×C4C2×C4212yes—
95C2×C4C2×C4214yes—
96C2×C4C2×C4⋊C418yes—
97C2×C4C2×C4⋊C412yes—
98C2×C4#11712yes—
99C2×C4C4×D418yes—
100C2×C4C4×Q818yes—
101C2×C4C2×M1618yes—
102C2×C4C2×M1618yes—
103C2×C4C23×C412yes—
104C2×C4C22×D411yescharacteristic
105C2×C4C22×Q811yescharacteristic
106C2×C4C2×#4112yes—
107C8—216no—
108C22C4×C4⋊C414yes—
109C22C2×#9714yes—
110C22C4×M1614yes—
111C22#42318yes—
112C22#43218yes—
113C22C22×C4211yescharacteristic
114C22C22×C4⋊C411yescharacteristic
115C22C2×#11711yescharacteristic
116C22C22×M1612yes—
117C22C22×M1612yes—
118C4—24no—
119C4—28no—
120C4—28no—
121C4C4×C4⋊C414yes—
122C4C2×#9718yescomplemented
123C4C2×C4×D412yes—
124C4C2×C4×Q812yes—
125C2#176718yesdirect product factor
126C2C2×C4×C4⋊C411yescharacteristic
127C2C22×#9711yescharacteristic
128C2C2×C4×M1611yescharacteristic
129C2C2×#42312yes—
130C2C2×#43212yes—
subgroupG/H
centerC23×C4C23
commutatorC22C22×C42
Frattini, cosocleC22×C4C24
socle, prime radicalC24C22×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
4. #1767C2direct (N × H)
12. C2×C4⋊C8C4semidirect
42. C4⋊C8C2×C4semidirect
92. C2×C4#97semidirect
122. C4C2×#97semidirect
125. C2#1767direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4⋊C82
C22×#972
C2×C432
#17672
C2×#3362