Finite Group Databasebeta

← C2×#1949 #21168

Subgroups — C2×#1949 #21168

Order 256.

571 conjugacy classes of subgroups.

The subgroup lattice has 213 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×#107C211yesmaximal, characteristic
2C22×#106C211yesmaximal, characteristic
3C22×C4⋊C8C211yesmaximal, characteristic
4C2×#382C211yesmaximal, characteristic
5C2×C4×C4⋊C4C211yesmaximal, characteristic
6#1949C218yesmaximal, direct product factor
7C2×#340C211yesmaximal, characteristic
8C2×#340C211yesmaximal, characteristic
9C23×C8C2211yescharacteristic
10C23×C8C2211yescharacteristic
11C22×C4⋊C4C2211yescharacteristic
12C22×C4⋊C4C2211yescharacteristic
13C22×C4⋊C4C2211yescharacteristic
14C22×C4⋊C4C2211yescharacteristic
15C22×C42—21no—
16C22×C42C2211yescharacteristic
17C2×#107—24no—
18C2×#107C2214yes—
19C2×#106—24no—
20C2×#106C2214yes—
21C2×C4⋊C8C418yescomplemented
22C2×C4⋊C8C2214yes—
23#382—22no—
24#382C2214yes—
25C4×C4⋊C4—22no—
26C4×C4⋊C4C2214yes—
27C2×#95—21no—
28C2×#95—21no—
29C2×#95—21no—
30#340C2214yes—
31#340C2214yes—
32C23×C4—21no—
33C23×C4—21no—
34C23×C4—21no—
35C23×C4—21no—
36C23×C4D411yescharacteristic
37C23×C4D411yescharacteristic
38C23×C4C2311yescharacteristic
39C22×C8—22no—
40C22×C8—22no—
41C22×C8—22no—
42C22×C8—22no—
43C22×C8C2×C414yes—
44C22×C8C2×C414yes—
45C22×C8C2312yes—
46C22×C8C2312yes—
47C2×C4⋊C4—21no—
48C2×C4⋊C4—21no—
49C2×C4⋊C4—22no—
50C2×C4⋊C4—22no—
51C2×C4⋊C4—22no—
52C2×C4⋊C4—22no—
53C2×C4⋊C4—22no—
54C2×C4⋊C4—22no—
55C2×C4⋊C4—21no—
56C2×C4⋊C4—21no—
57C2×C4⋊C4D414yes—
58C2×C4⋊C4Q814yes—
59C2×C4⋊C4C2312yes—
60C2×C4⋊C4C2312yes—
61C2×C4⋊C4C2312yes—
62C2×C4⋊C4C2312yes—
63C2×C42—24no—
64C2×C42—44no—
65C2×C42C2×C414yes—
66C2×C42D412yes—
67C2×C42Q814yes—
68C2×C42C2312yes—
69#107—28no—
70#106—28no—
71C4⋊C8C2×C4116yescomplemented
72#95—24no—
73#95—24no—
74#95—24no—
75C24C2×D411yescharacteristic
76C22×C4—22no—
77C22×C4—22no—
78C22×C4—22no—
79C22×C4—22no—
80C22×C4—24no—
81C22×C4—24no—
82C22×C4—22no—
83C22×C4—22no—
84C22×C4—22no—
85C22×C4—22no—
86C22×C4—42no—
87C22×C4—42no—
88C22×C4—42no—
89C22×C4—42no—
90C22×C4—42no—
91C22×C4—42no—
92C22×C4—42no—
93C22×C4—42no—
94C22×C4—42no—
95C22×C4—42no—
96C22×C4C4⋊C414yes—
97C22×C4C4⋊C414yes—
98C22×C4C22×C412yes—
99C22×C4C2×D412yes—
100C22×C4C2×D412yes—
101C22×C4C2×D411yescharacteristic
102C22×C4C2×D412yes—
103C22×C4C2×Q812yes—
104C22×C4C2×Q812yes—
105C22×C4#4112yes—
106C22×C4#4112yes—
107C22×C4C2411yescharacteristic
108C2×C8—28no—
109C2×C8—28no—
110C2×C8—22no—
111C2×C8—22no—
112C2×C8—22no—
113C2×C8—22no—
114C2×C8C22×C414yes—
115C2×C8C22×C414yes—
116C4⋊C4—24no—
117C4⋊C4—24no—
118C4⋊C4—22no—
119C4⋊C4—22no—
120C4⋊C4—22no—
121C4⋊C4—22no—
122C4⋊C4—22no—
123C4⋊C4—22no—
124C4⋊C4—42no—
125C4⋊C4—42no—
126C4⋊C4C2×D414yes—
127C4⋊C4C2×Q814yes—
128C42—48no—
129C42C4⋊C418yes—
130C42C22×C414yes—
131C42C2×Q814yes—
132C23C2×C4⋊C412yes—
133C23#12112yes—
134C23C22⋊Q812yes—
135C23#13512yes—
136C23#13512yes—
137C23AGL(1,ℤ/8)12yes—
138C23#13712yes—
139C23C22×D411yescharacteristic
140C2×C4—22no—
141C2×C4—22no—
142C2×C4—22no—
143C2×C4—22no—
144C2×C4—28no—
145C2×C4—28no—
146C2×C4—24no—
147C2×C4—24no—
148C2×C4—42no—
149C2×C4—42no—
150C2×C4—42no—
151C2×C4—42no—
152C2×C4—48no—
153C2×C4—48no—
154C2×C4—42no—
155C2×C4—42no—
156C2×C4—42no—
157C2×C4—42no—
158C2×C4—42no—
159C2×C4—42no—
160C2×C4—84no—
161C2×C4—84no—
162C2×C4C2×C4⋊C414yes—
163C2×C4C2×C4⋊C414yes—
164C2×C4C2×C4⋊C412yes—
165C2×C4C4×D414yes—
166C2×C4C4×Q814yes—
167C2×C4#12112yes—
168C2×C4C22⋊Q812yes—
169C2×C4#12514yes—
170C2×C4C4⋊Q814yes—
171C2×C4C23×C411yescharacteristic
172C2×C4C22×D411yescharacteristic
173C2×C4C22×Q811yescharacteristic
174C2×C4C22×Q811yescharacteristic
175C2×C4C2×#4111yescharacteristic
176C2×C4C2×#4111yescharacteristic
177C8—24no—
178C8—24no—
179C22#38914yes—
180C22#42714yes—
181C22#42814yes—
182C22#46314yes—
183C22#46414yes—
184C22#47814yes—
185C22#47914yes—
186C22C22×C4⋊C411yescharacteristic
187C22C2×#12111yescharacteristic
188C22C2×C22⋊Q811yescharacteristic
189C22C2×#13511yescharacteristic
190C22C2×#13511yescharacteristic
191C22C2×AGL(1,ℤ/8)11yescharacteristic
192C22C2×#13711yescharacteristic
193C4—24no—
194C4—24no—
195C4—44no—
196C4—44no—
197C4—82no—
198C4—82no—
199C4#38914yes—
200C4C2×C4×D411yescharacteristic
201C4C2×C4×Q811yescharacteristic
202C4C2×#12511yescharacteristic
203C4C2×C4⋊Q811yescharacteristic
204C2#194918yesdirect product factor
205C2C2×#38911yescharacteristic
206C2C2×#42711yescharacteristic
207C2C2×#42811yescharacteristic
208C2C2×#46311yescharacteristic
209C2C2×#46411yescharacteristic
210C2C2×#47811yescharacteristic
211C2C2×#47911yescharacteristic
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
6. #1949C2direct (N × H)
21. C2×C4⋊C8C4semidirect
71. C4⋊C8C2×C4semidirect
204. C2#1949direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#1072
C22×#1062
C22×C4⋊C82
C2×#3822
C2×C4×C4⋊C42
#19492
C2×#3402