Finite Group Databasebeta

← C2×#2819 #36680

Subgroups — C2×#2819 #36680

Order 256.

1671 conjugacy classes of subgroups; only the 487 normal subgroups are shown.

normal subgroups only

This group has 1671 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×#124C212yesmaximal, complemented
2#2819C2116yesmaximal, direct product factor
3C2×#394C214yesmaximal, complemented
4C2×#393C214yesmaximal, complemented
5C2×#392C214yesmaximal, complemented
6C2×#382C211yesmaximal, characteristic, complemented
7C23×Q8C2212yes—
8C23×D4C2212yes—
9C23×D4C2214yes—
10C2×#124—216no—
11C2×#124C22116yescomplemented
12C22×C4⋊C4C2212yes—
13C22×C22⋊C4C2214yes—
14C22×C22⋊C4C2214yes—
15C22×C22⋊C4C2218yes—
16C22×C42C2211yescharacteristic
17#394C22132yescomplemented
18#393C22132yescomplemented
19#392C22132yescomplemented
20#382C2218yescomplemented
21C2×#95C2214yes—
22C2×#95C2214yes—
23C25C2314yes—
24C22×Q8—28no—
25C22×Q8—48no—
26C22×Q8C2318yes—
27C22×D4—28no—
28C22×D4—48no—
29C22×D4—416no—
30C22×D4—48no—
31C22×D4C2318yes—
32C22×D4C23116yes—
33C23×C4C2314yes—
34C23×C4C2314yes—
35C23×C4C2311yescharacteristic
36C23×C4C2312yes—
37#124—264no—
38C2×C4⋊C4—44no—
39C2×C4⋊C4C2318yes—
40C2×C22⋊C4—216no—
41C2×C22⋊C4—216no—
42C2×C22⋊C4—416no—
43C2×C22⋊C4C23116yes—
44C2×C22⋊C4C23116yes—
45C2×C22⋊C4C23132yes—
46C2×C42D418yescomplemented
47C2×C42C2314yes—
48#95C23116yes—
49#95C23116yes—
50C24—28no—
51C24—216no—
52C24—216no—
53C24—28no—
54C24—28no—
55C24C2418yes—
56C24C2411yescharacteristic
57C2×Q8—216no—
58C2×Q8—416no—
59C2×Q8—432no—
60C2×D4—216no—
61C2×D4—416no—
62C2×D4—432no—
63C2×D4—416no—
64C2×D4—432no—
65C2×D4—464no—
66C22×C4—22no—
67C22×C4—28no—
68C22×C4—22no—
69C22×C4—28no—
70C22×C4—216no—
71C22×C4—216no—
72C22×C4—28no—
73C22×C4C2×D414yes—
74C22×C4C2×D418yes—
75C22×C4C2418yes—
76C22×C4C2418yes—
77C22×C4C2414yes—
78C22×C4C2412yes—
79C4⋊C4—48no—
80C22⋊C4—232no—
81C22⋊C4—232no—
82C22⋊C4—432no—
83C42C2×D4116yescomplemented
84C23—28no—
85C23—216no—
86C23—216no—
87C23—28no—
88C23—28no—
89C23—416no—
90C23—416no—
91C23—416no—
92C23—432no—
93C23—432no—
94C23C22×D412yes—
95C23H(5,𝔽2)18yes—
96C23H(5,𝔽2)12yes—
97C232−1+412yes—
98C23C2511yescharacteristic
99Q8—432no—
100D4—432no—
101D4—464no—
102C2×C4—216no—
103C2×C4—28no—
104C2×C4—22no—
105C2×C4—28no—
106C2×C4—22no—
107C2×C4—28no—
108C2×C4—216no—
109C2×C4—216no—
110C2×C4—28no—
111C2×C4—416no—
112C2×C4—416no—
113C2×C4C22×D414yes—
114C2×C4C22×D418yes—
115C22—48no—
116C22—48no—
117C22—48no—
118C22—416no—
119C22—416no—
120C22—832no—
121C22#53518yes—
122C22#53714yes—
123C22H(3,𝔽4)18yes—
124C22#56218yes—
125C22C23×D411yescharacteristic
126C22C2×H(5,𝔽2)14yes—
127C22C2×H(5,𝔽2)11yescharacteristic
128C22C2×2−1+411yescharacteristic
129C4—28no—
130C4—24no—
131C4—48no—
132C4—48no—
133C2—88no—
134C2#281918yesdirect product factor
135C2C2×#53512yes—
136C2C2×#53711yescharacteristic
137C2C2×H(3,𝔽4)12yes—
138C2C2×#56212yes—
subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C22×#124C2semidirect
2. #2819C2direct (N × H)
3. C2×#394C2semidirect
4. C2×#393C2semidirect
5. C2×#392C2semidirect
6. C2×#382C2semidirect
11. C2×#124C22semidirect
17. #394C22semidirect
18. #393C22semidirect
19. #392C22semidirect
20. #382C22semidirect
46. C2×C42D4semidirect
83. C42C2×D4semidirect
134. C2#2819direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#1242
#28192
C2×#3942
C2×#3932
C2×#3922
C2×#3822