Finite Group Databasebeta

← C4⋊C42 #13803

Subgroups — C4⋊C42 #13803

Order 256.

919 conjugacy classes of subgroups.

The subgroup lattice has 161 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#384C211yesmaximal, characteristic
2C2×C4×C4⋊C4C214yesmaximal
3C2×C4×C4⋊C4C212yesmaximal
4#1436C214yesmaximal
5C4⋊#95C214yesmaximal
6C22×C4⋊C4C2212yes—
7C22×C4⋊C4C2214yes—
8C22×C4⋊C4C2212yes—
9C22×C4⋊C4C2212yes—
10C22×C42C2214yes—
11C22×C42C2214yes—
12C22×C42C2211yescharacteristic
13#384C418yescomplemented
14C4×C4⋊C4—216no—
15C4×C4⋊C4C4116yescomplemented
16C2×#95C2218yes—
17C2×#95C2214yes—
18C2×#95C2214yes—
19C23×C4C2314yes—
20C23×C4C2314yes—
21C23×C4C2311yescharacteristic
22C23×C4C2314yes—
23C23×C4C2312yes—
24C2×C4⋊C4—28no—
25C2×C4⋊C4—24no—
26C2×C4⋊C4—24no—
27C2×C4⋊C4—28no—
28C2×C4⋊C4—42no—
29C2×C4⋊C4—42no—
30C2×C4⋊C4C2×C418yes—
31C2×C4⋊C4C2×C4116yes—
32C2×C4⋊C4C2×C418yes—
33C2×C4⋊C4C2×C418yes—
34C2×C4⋊C4D418yes—
35C2×C4⋊C4Q818yes—
36C2×C42—28no—
37C2×C42—28no—
38C2×C42—216no—
39C2×C42—44no—
40C2×C42C2×C4116yes—
41C2×C42C2×C418yes—
42C2×C42C2×C414yes—
43#95—216no—
44#95—44no—
45#95C2×C4116yes—
46C24C2411yescharacteristic
47C22×C4—24no—
48C22×C4—24no—
49C22×C4—24no—
50C22×C4—21no—
51C22×C4—21no—
52C22×C4—22no—
53C22×C4—24no—
54C22×C4—24no—
55C22×C4—28no—
56C22×C4—24no—
57C22×C4—24no—
58C22×C4—24no—
59C22×C4—28no—
60C22×C4—24no—
61C22×C4—24no—
62C22×C4—24no—
63C22×C4—24no—
64C22×C4C22×C418yes—
65C22×C4C22×C418yes—
66C22×C4C22×C414yes—
67C22×C4C22×C412yes—
68C22×C4C22×C418yes—
69C22×C4C22×C414yes—
70C22×C4C22×C414yes—
71C22×C4C22×C414yes—
72C22×C4C2×D418yes—
73C22×C4C2×D414yes—
74C22×C4C2×Q818yes—
75C22×C4C2×Q814yes—
76C22×C4#4114yes—
77C22×C4#4114yes—
78C4⋊C4—216no—
79C4⋊C4—232no—
80C4⋊C4—48no—
81C4⋊C4C4⋊C4132yesdirect product factor
82C42—232no—
83C42—416no—
84C42C42116yescomplemented
85C23C23×C412yes—
86C23C23×C411yescharacteristic
87C23C22×D412yes—
88C23C22×Q812yes—
89C23C2×#4112yes—
90C23C2×#4112yes—
91C23H(5,𝔽2)11yescharacteristic
92C23H(5,𝔽2)11yescharacteristic
93C232−1+412yes—
94C2×C4—28no—
95C2×C4—22no—
96C2×C4—22no—
97C2×C4—28no—
98C2×C4—24no—
99C2×C4—24no—
100C2×C4—28no—
101C2×C4—28no—
102C2×C4—28no—
103C2×C4—28no—
104C2×C4—28no—
105C2×C4—28no—
106C2×C4—216no—
107C2×C4—28no—
108C2×C4—28no—
109C2×C4—44no—
110C2×C4—44no—
111C2×C4—44no—
112C2×C4—48no—
113C2×C4—44no—
114C2×C4—44no—
115C2×C4—44no—
116C2×C4C2×C4214yes—
117C2×C4C2×C4218yes—
118C2×C4C2×C4⋊C4116yes—
119C2×C4C2×C4⋊C418yes—
120C2×C4#11718yes—
121C2×C4C4×D418yes—
122C2×C4C4×D418yes—
123C2×C4C4×Q818yes—
124C2×C4C4×Q818yes—
125C22C22×C4211yescharacteristic
126C22C22×C4⋊C412yes—
127C22C2×#11712yes—
128C22C2×C4×D412yes—
129C22C2×C4×D412yes—
130C22C2×C4×Q812yes—
131C22C2×C4×Q812yes—
132C22#51811yescharacteristic
133C22#51911yescharacteristic
134C22#52012yes—
135C22#52012yes—
136C22D4211yescharacteristic
137C22#54712yes—
138C22D4×Q812yes—
139C22#55012yes—
140C22#55412yes—
141C22#55511yescharacteristic
142C22#55612yes—
143C22#55712yes—
144C22Q8211yescharacteristic
145C22#55911yescharacteristic
146C4—216no—
147C4—24no—
148C4—48no—
149C4—48no—
150C4C4×C4⋊C4116yescomplemented
151C2C2×C4×C4⋊C412yes—
152C2#227411yescharacteristic
153C2D4×C4⋊C412yes—
154C2Q8×C4⋊C412yes—
155C2#235412yes—
156C2#235512yes—
157C2#236512yes—
158C2#236611yescharacteristic
159C2#236911yescharacteristic
subgroupG/H
center, Frattini, socle, prime radical, cosocleC24C24
commutatorC22C22×C42
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C24 ▷ C1

Complements

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

NH ≅ G/Ntype
13. #384C4semidirect
15. C4×C4⋊C4C4semidirect
81. C4⋊C4C4⋊C4direct (N × H)
84. C42C42semidirect
150. C4C4×C4⋊C4semidirect

Maximal subgroups

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

subgroupindex
C2×#3842
C2×C4×C4⋊C42
#14362
C4⋊#952