Finite Group Databasebeta

← C2×#2817 #36649

Subgroups — C2×#2817 #36649

Order 256.

1239 conjugacy classes of subgroups; only the 487 normal subgroups are shown.

normal subgroups only

This group has 1239 conjugacy classes of subgroups — too many to draw. Only its 487 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×C22⋊Q8C212yesmaximal
2#2817C2116yesmaximal, direct product factor
3C2×#400C214yesmaximal, complemented
4C2×#397C214yesmaximal
5C2×#395C214yesmaximal, complemented
6C2×#381C211yesmaximal, characteristic
7C23×Q8C2212yes—
8C24×C4C2211yescharacteristic
9C2×C22⋊Q8—216no—
10C2×C22⋊Q8C22116yes—
11C22×C4⋊C4C2214yes—
12C22×C4⋊C4C2212yes—
13C22×C4⋊C4C2214yes—
14C22×C22⋊C4C2214yes—
15C22×C22⋊C4C2212yes—
16#400C22132yescomplemented
17#397C22132yes—
18#395C22132yescomplemented
19#381C2218yes—
20C2×#95C2218yes—
21C2×#95C2214yes—
22C2×#95C2214yes—
23C25C2311yescharacteristic
24C22×Q8—28no—
25C22×Q8—48no—
26C22×Q8C2318yes—
27C23×C4—44no—
28C23×C4D418yes—
29C23×C4C2314yes—
30C23×C4C2314yes—
31C23×C4C2314yes—
32C23×C4C2312yes—
33C23×C4C2314yes—
34C22⋊Q8—264no—
35C2×C4⋊C4—28no—
36C2×C4⋊C4—216no—
37C2×C4⋊C4—48no—
38C2×C4⋊C4C23116yes—
39C2×C4⋊C4C2318yes—
40C2×C4⋊C4C23116yes—
41C2×C22⋊C4—216no—
42C2×C22⋊C4—44no—
43C2×C22⋊C4C23116yes—
44C2×C22⋊C4C2318yes—
45#95C23116yes—
46#95C23132yes—
47#95C23116yes—
48C24—24no—
49C24—28no—
50C24C2×D414yes—
51C24C2412yes—
52C24C2411yescharacteristic
53C2×Q8—216no—
54C2×Q8—416no—
55C2×Q8—432no—
56C22×C4—28no—
57C22×C4—28no—
58C22×C4—28no—
59C22×C4—28no—
60C22×C4—216no—
61C22×C4—216no—
62C22×C4—216no—
63C22×C4—416no—
64C22×C4—48no—
65C22×C4C2×D418yes—
66C22×C4C2×D4116yes—
67C22×C4C2418yes—
68C22×C4C2418yes—
69C22×C4C2418yes—
70C22×C4C2414yes—
71C4⋊C4—216no—
72C4⋊C4—232no—
73C4⋊C4—416no—
74C22⋊C4—232no—
75C22⋊C4—48no—
76C23—28no—
77C23—216no—
78C23—24no—
79C23—28no—
80C23—416no—
81C23C22×D414yes—
82C23C22×D412yes—
83C23H(5,𝔽2)14yes—
84C232−1+418yes—
85C23C2511yescharacteristic
86Q8—432no—
87C2×C4—216no—
88C2×C4—28no—
89C2×C4—28no—
90C2×C4—28no—
91C2×C4—28no—
92C2×C4—216no—
93C2×C4—216no—
94C2×C4—216no—
95C2×C4—416no—
96C2×C4—416no—
97C2×C4—416no—
98C2×C4—416no—
99C2×C4C22×D418yes—
100C22—24no—
101C22—28no—
102C22—416no—
103C22—48no—
104C22#53414yes—
105C22#53618yes—
106C22#563116yes—
107C22C23×D411yescharacteristic
108C22C2×H(5,𝔽2)12yes—
109C22C2×2−1+414yes—
110C4—28no—
111C4—48no—
112C4—48no—
113C4—48no—
114C2—44no—
115C2#281718yesdirect product factor
116C2C2×#53411yescharacteristic
117C2C2×#53612yes—
118C2C2×#56314yes—
subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC25C23
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
2. #2817C2direct (N × H)
3. C2×#400C2semidirect
5. C2×#395C2semidirect
16. #400C22semidirect
18. #395C22semidirect
115. C2#2817direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C22⋊Q82
#28172
C2×#4002
C2×#3972
C2×#3952
C2×#3812