Finite Group Databasebeta

← C2×#1987 #21308

Subgroups — C2×#1987 #21308

Order 256.

755 conjugacy classes of subgroups; only the 327 normal subgroups are shown.

normal subgroups only

This group has 755 conjugacy classes of subgroups — too many to draw. Only its 327 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×C4⋊Q8C211yesmaximal, characteristic
2C22×C4⋊C8C211yesmaximal, characteristic
3C2×C4×C4⋊C4C211yesmaximal, characteristic
4#1987C218yesmaximal, direct product factor
5C2×#340C214yesmaximal
6C23×Q8—21no—
7C23×C8C2212yes—
8C2×C4⋊Q8—22no—
9C2×C4⋊Q8—24no—
10C2×C4⋊Q8C418yescomplemented
11C2×C4⋊Q8C2214yes—
12C22×C4⋊C4—21no—
13C22×C4⋊C4C2212yes—
14C22×C4⋊C4C2212yes—
15C22×C42—21no—
16C22×C42C2211yescharacteristic
17C2×C4⋊C8—24no—
18C2×C4⋊C8C2214yes—
19C4×C4⋊C4—22no—
20C4×C4⋊C4C2214yes—
21C2×#95—21no—
22#340C22116yes—
23C22×Q8—28no—
24C22×Q8—24no—
25C22×Q8—48no—
26C23×C4—22no—
27C23×C4—22no—
28C23×C4D411yescharacteristic
29C23×C4D411yescharacteristic
30C23×C4C2311yescharacteristic
31C22×C8—24no—
32C22×C8—28no—
33C22×C8C2314yes—
34C4⋊Q8—216no—
35C4⋊Q8—28no—
36C4⋊Q8C2×C4116yescomplemented
37C2×C4⋊C4—28no—
38C2×C4⋊C4—24no—
39C2×C4⋊C4—22no—
40C2×C4⋊C4—24no—
41C2×C4⋊C4—22no—
42C2×C4⋊C4—24no—
43C2×C4⋊C4C2×C418yes—
44C2×C4⋊C4Q818yescomplemented
45C2×C4⋊C4C2314yes—
46C2×C4⋊C4C2314yes—
47C2×C42—24no—
48C2×C42—44no—
49C2×C42C2×C414yes—
50C2×C42D412yes—
51C2×C42D414yes—
52C2×C42C2312yes—
53C4⋊C8—28no—
54#95—24no—
55C24C2×D411yescharacteristic
56C2×Q8—216no—
57C2×Q8—416no—
58C2×Q8—432no—
59C22×C4—24no—
60C22×C4—28no—
61C22×C4—28no—
62C22×C4—24no—
63C22×C4—24no—
64C22×C4—44no—
65C22×C4—44no—
66C22×C4—48no—
67C22×C4C22⋊C414yes—
68C22×C4C22⋊C414yes—
69C22×C4SD1614yes—
70C22×C4Q1614yes—
71C22×C4C22×C412yes—
72C22×C4C2×D412yes—
73C22×C4C2×D411yescharacteristic
74C22×C4C2×D412yes—
75C22×C4C2×D412yes—
76C22×C4C2×Q814yes—
77C22×C4#4114yes—
78C22×C4C2411yescharacteristic
79C2×C8—24no—
80C2×C8—28no—
81C2×C8—48no—
82C4⋊C4—216no—
83C4⋊C4—28no—
84C4⋊C4—28no—
85C4⋊C4—24no—
86C4⋊C4—24no—
87C4⋊C4C22×C418yes—
88C4⋊C4C2×Q818yescomplemented
89C42—48no—
90C42C22⋊C418yes—
91C42C22×C414yes—
92C42C2×D414yes—
93C23C2×C22⋊C412yes—
94C23C22⋊Q814yes—
95C23C2×SD1612yes—
96C23C2×Q1612yes—
97C23AGL(1,ℤ/8)14yes—
98C23C22×D411yescharacteristic
99Q8—432no—
100C2×C4—24no—
101C2×C4—28no—
102C2×C4—28no—
103C2×C4—28no—
104C2×C4—44no—
105C2×C4—44no—
106C2×C4—48no—
107C2×C4—416no—
108C2×C4—416no—
109C2×C4#103116yes—
110C2×C4C2×C22⋊C414yes—
111C2×C4C2×C22⋊C412yes—
112C2×C4C2×C22⋊C414yes—
113C2×C4C4×Q818yes—
114C2×C4C22⋊Q814yes—
115C2×C4#12414yes—
116C2×C4C4⋊Q814yes—
117C2×C4C2×SD1614yes—
118C2×C4C2×Q1614yes—
119C2×C4C23×C411yescharacteristic
120C2×C4C22×D411yescharacteristic
121C2×C4C22×Q812yes—
122C2×C4C2×#4112yes—
123C8—44no—
124C22#39114yes—
125C22C2×#10314yes—
126C22#41814yes—
127C22#47618yes—
128C22#47718yes—
129C22C22×C22⋊C411yescharacteristic
130C22C2×C22⋊Q812yes—
131C22C22×SD1611yescharacteristic
132C22C22×Q1611yescharacteristic
133C22C2×AGL(1,ℤ/8)12yes—
134C4—24no—
135C4—48no—
136C4—48no—
137C4#39114yes—
138C4C2×#10318yes—
139C4C2×C4×Q812yes—
140C4C2×#12411yescharacteristic
141C4C2×C4⋊Q811yescharacteristic
142C2#198718yesdirect product factor
143C2C2×#39111yescharacteristic
144C2C22×#10311yescharacteristic
145C2C2×#41811yescharacteristic
146C2C2×#47612yes—
147C2C2×#47712yes—
subgroupG/H
center, socle, prime radicalC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
4. #1987C2direct (N × H)
10. C2×C4⋊Q8C4semidirect
36. C4⋊Q8C2×C4semidirect
44. C2×C4⋊C4Q8semidirect
88. C4⋊C4C2×Q8semidirect
142. C2#1987direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4⋊Q82
C22×C4⋊C82
C2×C4×C4⋊C42
#19872
C2×#3402