Finite Group Databasebeta

← C2×#2542 #34927

Subgroups — C2×#2542 #34927

Order 256.

2003 conjugacy classes of subgroups.

The subgroup lattice has 186 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C4⋊Q8C211yesmaximal, characteristic, complemented
2C22×C22⋊Q8C214yesmaximal, complemented
3C22×C4×D4C211yesmaximal, characteristic
4#2542C2116yesmaximal, direct product factor
5C2×#399C214yesmaximal, complemented
6C2×#390C212yesmaximal
7C2×#384C212yesmaximal, complemented
8C2×C4×C4⋊C4C211yesmaximal, characteristic, complemented
9C23×Q8C2212yes—
10C23×D4C2211yescharacteristic
11C24×C4C2212yes—
12C2×C4⋊Q8—28no—
13C2×C4⋊Q8C2218yescomplemented
14C2×C22⋊Q8—232no—
15C2×C22⋊Q8C22132yescomplemented
16C2×C4×D4—28no—
17C2×C4×D4C2218yes—
18C22×C4⋊C4C2212yes—
19C22×C4⋊C4C2218yes—
20C22×C4⋊C4C2211yescharacteristic
21C22×C4⋊C4C2212yes—
22C22×C4⋊C4C2212yes—
23C22×C22⋊C4C2212yes—
24C22×C22⋊C4C2218yes—
25C22×C42C2212yes—
26C22×C42C2211yescharacteristic
27#399C22132yescomplemented
28#390C22116yes—
29#384C22116yescomplemented
30C4×C4⋊C4C2218yescomplemented
31C2×#95C2212yes—
32C25C2312yes—
33C22×Q8—216no—
34C22×Q8—28no—
35C22×Q8C2318yes—
36C22×D4—24no—
37C22×D4—24no—
38C22×D4Q818yescomplemented
39C22×D4C2314yes—
40C23×C4—28no—
41C23×C4—216no—
42C23×C4C2318yes—
43C23×C4C2314yes—
44C23×C4C2312yes—
45C23×C4C2314yes—
46C23×C4C2311yescharacteristic
47C23×C4C2311yescharacteristic
48C23×C4C2311yescharacteristic
49C4⋊Q8—232no—
50C22⋊Q8—2128no—
51C4×D4—232no—
52C2×C4⋊C4—24no—
53C2×C4⋊C4—232no—
54C2×C4⋊C4—28no—
55C2×C4⋊C4—28no—
56C2×C4⋊C4D4116yescomplemented
57C2×C4⋊C4C2314yes—
58C2×C4⋊C4C23132yes—
59C2×C4⋊C4C2318yes—
60C2×C4⋊C4C2318yes—
61C2×C4⋊C4C2318yes—
62C2×C22⋊C4—28no—
63C2×C22⋊C4—232no—
64C2×C22⋊C4C2318yes—
65C2×C22⋊C4C23132yes—
66C2×C42—28no—
67C2×C42D418yes—
68C2×C42C2318yes—
69C2×C42C2314yes—
70#95C2318yes—
71C24—28no—
72C24—24no—
73C24—24no—
74C24—28no—
75C24C2×Q818yes—
76C24C2414yes—
77C24C2411yescharacteristic
78C2×Q8—232no—
79C2×Q8—216no—
80C2×Q8—432no—
81C2×D4—232no—
82C2×D4—28no—
83C2×D4—28no—
84C2×D4C2×Q8116yescomplemented
85C22×C4—28no—
86C22×C4—24no—
87C22×C4—28no—
88C22×C4—24no—
89C22×C4—216no—
90C22×C4—28no—
91C22×C4—28no—
92C22×C4—216no—
93C22×C4—232no—
94C22×C4—432no—
95C22×C4C2×D414yes—
96C22×C4C2×D4116yes—
97C22×C4C2×D414yes—
98C22×C4C2×D414yes—
99C22×C4C2×D418yes—
100C22×C4C2×Q814yes—
101C22×C4#4114yes—
102C22×C4C2418yes—
103C22×C4C2414yes—
104C22×C4C2412yes—
105C22×C4C2418yes—
106C22×C4C2412yes—
107C22×C4C2412yes—
108C4⋊C4—28no—
109C4⋊C4—264no—
110C4⋊C4—216no—
111C4⋊C4—216no—
112C4⋊C4C2×D4132yescomplemented
113C22⋊C4—216no—
114C22⋊C4—264no—
115C42—216no—
116C42C2×D4116yes—
117C23—216no—
118C23—232no—
119C23—28no—
120C23—24no—
121C23—24no—
122C23—28no—
123C23—48no—
124C23—48no—
125C23—416no—
126C23C22×D412yes—
127C23C22×D414yes—
128C23C22×Q818yes—
129C23C22×Q812yes—
130C23C2×#4112yes—
131C232−1+414yes—
132C23C2511yescharacteristic
133Q8—432no—
134D4—232no—
135C2×C4—28no—
136C2×C4—232no—
137C2×C4—28no—
138C2×C4—24no—
139C2×C4—28no—
140C2×C4—24no—
141C2×C4—216no—
142C2×C4—28no—
143C2×C4—28no—
144C2×C4—48no—
145C2×C4—416no—
146C2×C4—432no—
147C2×C4C22⋊Q8116yescomplemented
148C2×C4#127116yes—
149C2×C4C22×D414yes—
150C2×C4C22×D4116yes—
151C2×C4C22×D414yes—
152C2×C4C22×D414yes—
153C2×C4C22×D418yes—
154C2×C4C22×Q814yes—
155C2×C4C2×#4114yes—
156C22—28no—
157C22—216no—
158C22—44no—
159C22—44no—
160C22—48no—
161C22—432no—
162C22C2×C22⋊Q814yes—
163C22C2×#12714yes—
164C22#53614yes—
165C22#54718yes—
166C22D4×Q818yes—
167C22C23×D411yescharacteristic
168C22C23×D412yes—
169C22C23×Q811yescharacteristic
170C22C22×#4111yescharacteristic
171C22C2×2−1+412yes—
172C4—24no—
173C4—216no—
174C4—44no—
175C4—48no—
176C4C2×C22⋊Q818yescomplemented
177C4C2×#12718yes—
178C2—48no—
179C2#254218yesdirect product factor
180C2C22×C22⋊Q811yescharacteristic
181C2C22×#12711yescharacteristic
182C2C2×#53611yescharacteristic
183C2C2×#54712yes—
184C2C2×D4×Q812yes—
subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC23×D4C22
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×C4⋊Q8C2semidirect
2. C22×C22⋊Q8C2semidirect
4. #2542C2direct (N × H)
5. C2×#399C2semidirect
7. C2×#384C2semidirect
8. C2×C4×C4⋊C4C2semidirect
13. C2×C4⋊Q8C22semidirect
15. C2×C22⋊Q8C22semidirect
27. #399C22semidirect
29. #384C22semidirect
30. C4×C4⋊C4C22semidirect
38. C22×D4Q8semidirect
56. C2×C4⋊C4D4semidirect
84. C2×D4C2×Q8semidirect
112. C4⋊C4C2×D4semidirect
147. C2×C4C22⋊Q8semidirect
176. C4C2×C22⋊Q8semidirect
179. C2#2542direct (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×C22⋊Q82
C22×C4×D42
#25422
C2×#3992
C2×#3902
C2×#3842
C2×C4×C4⋊C42