Finite Group Databasebeta

← C4×#557 #34169

Subgroups — C4×#557 #34169

Order 256.

1110 conjugacy classes of subgroups.

The subgroup lattice has 196 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#557C211yesmaximal, characteristic
2#2370C216yesmaximal
3#2365C213yesmaximal
4#2355C213yesmaximal
5#2351C212yesmaximal
6Q8×C4⋊C4C211yesmaximal, characteristic
7C4×C4⋊Q8C213yesmaximal
8C4×#125C216yesmaximal
9C42×Q8C213yesmaximal
10C42×Q8C212yesmaximal
11C42×Q8C211yesmaximal, characteristic
12#557C4116yesdirect product factor
13C2×C4⋊Q8C2213yes—
14C2×#125C2216yes—
15C2×C4×Q8C2213yes—
16C2×C4×Q8C2212yes—
17C2×C4×Q8C2211yescharacteristic
18C2×C4×Q8C2213yes—
19C2×C4×Q8C2211yescharacteristic
20C2×C4×Q8C2212yes—
21C2×C4×Q8C2213yes—
22C2×C4×Q8C2211yescharacteristic
23#391C2216yes—
24#389C2216yes—
25#389C2216yes—
26#389C2216yes—
27#389C2216yes—
28#387C22112yes—
29#387C22112yes—
30#384C2213yes—
31#382C2216yes—
32C4×C4⋊C4C2216yes—
33C4×C4⋊C4C2216yes—
34C4×C4⋊C4C2213yes—
35C4×C4⋊C4C2216yes—
36C4×C4⋊C4C2213yes—
37C4×C4⋊C4C2216yes—
38C4×C4⋊C4C2213yes—
39C4×C4⋊C4C2213yes—
40C4×C4⋊C4C2216yes—
41C4×C4⋊C4C2216yes—
42C4×C4⋊C4C2216yes—
43C4×C4⋊C4C2213yes—
44C4×C4⋊C4C2211yescharacteristic
45C43C2216yes—
46C43C2213yes—
47C22×Q8C2313yes—
48C22×Q8C2311yescharacteristic
49C4⋊Q8C2×C4124yes—
50#125C2×C4148yes—
51C4×Q8—28no—
52C4×Q8—24no—
53C4×Q8—212no—
54C4×Q8—212no—
55C4×Q8C2×C4116yes—
56C4×Q8C2×C4124yes—
57C4×Q8C2×C418yes—
58C4×Q8Q818yescomplemented
59C2×C4⋊C4C2313yes—
60C2×C4⋊C4C2316yes—
61C2×C4⋊C4C2313yes—
62C2×C4⋊C4C2316yes—
63C2×C4⋊C4C2316yes—
64C2×C4⋊C4C2316yes—
65C2×C4⋊C4C2311yescharacteristic
66C2×C4⋊C4C2316yes—
67C2×C4⋊C4C2313yes—
68C2×C4⋊C4C2316yes—
69C2×C4⋊C4C2316yes—
70C2×C4⋊C4C2313yes—
71C2×C4⋊C4C2311yescharacteristic
72C2×C42C2316yes—
73C2×C42C2313yes—
74C2×C42C2316yes—
75C2×C42C2313yes—
76C2×C42C2316yes—
77C2×C42C2312yes—
78C2×C42C2313yes—
79C2×C42C2316yes—
80C2×C42C2313yes—
81C2×C42C2316yes—
82C2×C42C2313yes—
83C2×C42C2313yes—
84C2×C42C2311yescharacteristic
85#95C2312yes—
86#95C2316yes—
87#95C2316yes—
88#95C2316yes—
89#95C23112yes—
90#95C23112yes—
91C2×Q8—26no—
92C2×Q8—26no—
93C2×Q8C22×C4112yes—
94C2×Q8C22×C414yes—
95C2×Q8C2×Q814yes—
96C2×Q8#4114yes—
97C22×C4C2413yes—
98C22×C4C2416yes—
99C22×C4C2412yes—
100C22×C4C2413yes—
101C22×C4C2416yes—
102C22×C4C2413yes—
103C22×C4C2412yes—
104C22×C4C2411yescharacteristic
105C22×C4C2413yes—
106C22×C4C2411yescharacteristic
107C22×C4C2411yescharacteristic
108C4⋊C4—212no—
109C4⋊C4—212no—
110C4⋊C4—26no—
111C4⋊C4—212no—
112C4⋊C4—26no—
113C4⋊C4—46no—
114C4⋊C4C22×C414yes—
115C4⋊C4C22×C4124yes—
116C4⋊C4C22×C4112yes—
117C4⋊C4C22×C4124yes—
118C4⋊C4C22×C4124yes—
119C4⋊C4C2×Q8112yes—
120C4⋊C4#4114yes—
121C42—212no—
122C42—26no—
123C42—212no—
124C42—26no—
125C42—212no—
126C42—24no—
127C42—26no—
128C42—43no—
129C42—46no—
130C42C22×C4124yes—
131C42C22×C4112yes—
132C42C2×Q8112yes—
133C42#4114yes—
134C23C2511yescharacteristic
135Q8—224no—
136Q8C4×Q8116yescomplemented
137C2×C4—23no—
138C2×C4—21no—
139C2×C4—22no—
140C2×C4—26no—
141C2×C4—26no—
142C2×C4—22no—
143C2×C4—23no—
144C2×C4—22no—
145C2×C4—22no—
146C2×C4—23no—
147C2×C4—21no—
148C2×C4—23no—
149C2×C4—26no—
150C2×C4—26no—
151C2×C4—23no—
152C2×C4—23no—
153C2×C4—23no—
154C2×C4—26no—
155C2×C4C23×C414yes—
156C2×C4C23×C416yes—
157C2×C4C23×C4112yes—
158C2×C4C23×C416yes—
159C2×C4C23×C412yes—
160C2×C4C22×Q816yes—
161C2×C4C22×Q816yes—
162C2×C4C22×Q812yes—
163C2×C4C2×#4114yes—
164C2×C4C2×#4112yes—
165C2×C4C2×#4116yes—
166C2×C4C2×#4112yes—
167C2×C4C2×#4112yes—
168C2×C4C2×#4112yes—
169C2×C42−1+412yes—
170C22C24×C411yescharacteristic
171C22C23×Q811yescharacteristic
172C22C22×#4111yescharacteristic
173C22C22×#4111yescharacteristic
174C22C22×#4111yescharacteristic
175C22C2×2−1+411yescharacteristic
176C22#58511yescharacteristic
177C4—212no—
178C4—24no—
179C4—26no—
180C4—26no—
181C4—22no—
182C4—24no—
183C4—46no—
184C4—43no—
185C4C2×C4×Q8112yes—
186C4C4×#4114yes—
187C4#55714yesdirect product factor
188C2C22×C4×Q811yescharacteristic
189C2C2×C4×#4111yescharacteristic
190C2C4×2−1+411yescharacteristic
191C2C2×#55711yescharacteristic
192C2Q8×#4111yescharacteristic
193C2#348011yescharacteristic
194C2#348211yescharacteristic
subgroupG/H
centerC22×C4C24
commutatorC22C24×C4
Frattini, socle, prime radical, cosocleC23C25
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
12. #557C4direct (N × H)
58. C4×Q8Q8semidirect
136. Q8C4×Q8semidirect
187. C4#557direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5572
#23702
#23652
#23552
#23512
Q8×C4⋊C42
C4×C4⋊Q82
C4×#1252
C42×Q82