Finite Group Databasebeta

← #20459

Subgroups — #20459

Order 256.

497 conjugacy classes of subgroups; only the 343 normal subgroups are shown.

normal subgroups only

This group has 497 conjugacy classes of subgroups — too many to draw. Only its 343 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×#430C212yesmaximal
2#2873C212yesmaximal
3C2×#405C211yesmaximal, characteristic
4#1778C214yesmaximal, complemented
5C4×#108C214yesmaximal, complemented
6C2×#341C212yesmaximal
7C22×M16C2214yes—
8C22×M16C2211yescharacteristic
9C23×C8C2211yescharacteristic
10C2×#117C2211yescharacteristic
11#430C4116yescomplemented
12C2×#108C2218yes—
13#405—28no—
14#405C418yes—
15C4×M16C2218yes—
16C2×#97C2212yes—
17C2×C4×C8C2212yes—
18#341C2214yes—
19#341C2214yes—
20C23×C4C2311yescharacteristic
21C2×M16—24no—
22C2×M16—28no—
23C2×M16C2×C4116yes—
24C2×M16C2×C414yes—
25C2×M16C2×C418yes—
26C2×M16C2318yes—
27C22×C8—24no—
28C22×C8—24no—
29C22×C8C2×C414yes—
30C22×C8C2311yescharacteristic
31C22×C8C2311yescharacteristic
32C22×C8C2312yes—
33#117C2×C414yes—
34#117D414yes—
35C2×C4⋊C4Q812yes—
36C2×C22⋊C4Q812yes—
37C2×C42C2312yes—
38#108C2×C4132yes—
39#97—28no—
40#97C2×C418yes—
41C4×C8—28no—
42C4×C8C2×C418yes—
43C24C2×Q811yescharacteristic
44C22×C4C22×C412yes—
45C22×C4C22×C414yes—
46C22×C4C2×D412yes—
47C22×C4C2×Q814yes—
48C22×C4C2×Q811yescharacteristic
49C22×C4#4114yes—
50C22×C4C2411yescharacteristic
51M16—216no—
52M16—28no—
53M16C42116yes—
54M16C22×C4116yes—
55C2×C8—28no—
56C2×C8—216no—
57C2×C8—28no—
58C2×C8—22no—
59C2×C8—22no—
60C2×C8C22×C412yes—
61C2×C8C22×C412yes—
62C2×C8C22×C414yes—
63C2×C8C22×C418yes—
64C4⋊C4C4⋊C418yes—
65C22⋊C4C4⋊C418yes—
66C42C22×C414yes—
67C42C2×D414yes—
68C23—42no—
69C23C2×C4⋊C412yes—
70C23C4×Q814yes—
71C23C22×Q811yescharacteristic
72C2×C4—44no—
73C2×C4C2×C4214yes—
74C2×C4C2×C4⋊C418yes—
75C2×C4C2×C4⋊C412yes—
76C2×C4#11714yes—
77C2×C4C4×D418yes—
78C2×C4C4×Q814yes—
79C2×C4C23×C411yescharacteristic
80C2×C4C23×C412yes—
81C2×C4C22×D411yescharacteristic
82C2×C4C2×#4112yes—
83C8—22no—
84C8—22no—
85C8—216no—
86C8C2×C4218yes—
87C22—22no—
88C22—24no—
89C22—44no—
90C22C4×C4⋊C414yes—
91C22C22×C4⋊C411yescharacteristic
92C22C2×C4×Q812yes—
93C4—28no—
94C4C4×C4⋊C414yes—
95C4C22×C4211yescharacteristic
96C4C2×#11711yescharacteristic
97C4C2×C4×D412yes—
98C2—22no—
99C2—24no—
100C2C2×C4×C4⋊C411yescharacteristic
101C2#291612yes—
subgroupG/H
centerC2×C4C22×D4
commutatorC4C22×C42
Frattini, cosocleC22×C4C24
socleC22C22×C4⋊C4
prime radicalC24C2×Q8
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×#117 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
4. #1778C2semidirect
5. C4×#108C2semidirect
11. #430C4semidirect

Maximal subgroups

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

subgroupindex
C2×#4302
#28732
C2×#4052
#17782
C4×#1082
C2×#3412