Finite Group Databasebeta

← C2×#1944 #21153

Subgroups — C2×#1944 #21153

Order 256.

571 conjugacy classes of subgroups; only the 287 normal subgroups are shown.

normal subgroups only

This group has 571 conjugacy classes of subgroups — too many to draw. Only its 287 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×#107C211yesmaximal, characteristic
2C22×#106C211yesmaximal, characteristic
3C22×#97C211yesmaximal, characteristic
4C2×#389C212yesmaximal
5#1944C218yesmaximal, direct product factor
6C2×#340C212yesmaximal
7C23×C8C2211yescharacteristic
8C23×C8C2211yescharacteristic
9C22×C4⋊C4—22no—
10C22×C4⋊C4C2212yes—
11C22×C4⋊C4C2212yes—
12C22×C42C2211yescharacteristic
13C2×#107—24no—
14C2×#107C2214yes—
15C2×#106C418yescomplemented
16C2×#106C2214yes—
17C2×#97—24no—
18C2×#97C2214yes—
19#389—24no—
20#389C2218yes—
21C2×#95—22no—
22#340C2218yes—
23C23×C4—22no—
24C23×C4—22no—
25C23×C4D411yescharacteristic
26C23×C4D411yescharacteristic
27C23×C4C2311yescharacteristic
28C22×C8—22no—
29C22×C8—22no—
30C22×C8C2×C414yes—
31C22×C8D414yes—
32C22×C8Q814yes—
33C22×C8Q814yes—
34C22×C8C2312yes—
35C22×C8C2312yes—
36C2×C4⋊C4—22no—
37C2×C4⋊C4—24no—
38C2×C4⋊C4—24no—
39C2×C4⋊C4—24no—
40C2×C4⋊C4—28no—
41C2×C4⋊C4—22no—
42C2×C4⋊C4—48no—
43C2×C4⋊C4C2×C418yes—
44C2×C4⋊C4C2314yes—
45C2×C4⋊C4C2314yes—
46C2×C42—22no—
47C2×C42—22no—
48C2×C42D412yes—
49C2×C42C2312yes—
50#107—28no—
51#106C2×C4116yescomplemented
52#97—28no—
53#95—28no—
54C24C2×D411yescharacteristic
55C22×C4—28no—
56C22×C4—22no—
57C22×C4—22no—
58C22×C4—24no—
59C22×C4—24no—
60C22×C4—24no—
61C22×C4—24no—
62C22×C4—44no—
63C22×C4—44no—
64C22×C4—44no—
65C22×C4—44no—
66C22×C4—44no—
67C22×C4C22×C412yes—
68C22×C4C2×D412yes—
69C22×C4C2×D412yes—
70C22×C4C2×D412yes—
71C22×C4C2×D411yescharacteristic
72C22×C4C2×Q812yes—
73C22×C4C2×Q812yes—
74C22×C4#4112yes—
75C22×C4#4112yes—
76C22×C4C2411yescharacteristic
77C2×C8—28no—
78C2×C8—22no—
79C2×C8—22no—
80C2×C8C4⋊C4116yescomplemented
81C2×C8C22×C414yes—
82C2×C8C2×D414yes—
83C2×C8C2×Q814yes—
84C2×C8C2×Q814yes—
85C4⋊C4—28no—
86C4⋊C4—24no—
87C4⋊C4—24no—
88C4⋊C4—24no—
89C4⋊C4—416no—
90C4⋊C4—44no—
91C4⋊C4C22×C418yes—
92C42—24no—
93C42—22no—
94C42—22no—
95C23C4×D412yes—
96C23#12112yes—
97C23C4⋊Q812yes—
98C23AGL(1,ℤ/8)14yes—
99C23#13714yes—
100C23C22×D411yescharacteristic
101C2×C4—28no—
102C2×C4—22no—
103C2×C4—22no—
104C2×C4—24no—
105C2×C4—24no—
106C2×C4—44no—
107C2×C4—44no—
108C2×C4—416no—
109C2×C4—44no—
110C2×C4—44no—
111C2×C4—44no—
112C2×C4—44no—
113C2×C4—44no—
114C2×C4—88no—
115C2×C4C2×C4⋊C414yes—
116C2×C4C4×D412yes—
117C2×C4C4×Q814yes—
118C2×C4#12112yes—
119C2×C4C22⋊Q814yes—
120C2×C4#12514yes—
121C2×C4C4⋊Q812yes—
122C2×C4C23×C411yescharacteristic
123C2×C4C22×D411yescharacteristic
124C2×C4C22×Q811yescharacteristic
125C2×C4C22×Q811yescharacteristic
126C2×C4C2×#4111yescharacteristic
127C2×C4C2×#4111yescharacteristic
128C8—24no—
129C8C2×C4⋊C418yescomplemented
130C22#38914yes—
131C22#44018yes—
132C22#46914yes—
133C22#47014yes—
134C22#50118yes—
135C22C2×C4×D411yescharacteristic
136C22C2×#12111yescharacteristic
137C22C2×C4⋊Q811yescharacteristic
138C22C2×AGL(1,ℤ/8)12yes—
139C22C2×#13712yes—
140C4—48no—
141C4—42no—
142C4—42no—
143C4—84no—
144C4#38914yes—
145C4C22×C4⋊C411yescharacteristic
146C4C2×C4×Q811yescharacteristic
147C4C2×C22⋊Q811yescharacteristic
148C4C2×#12511yescharacteristic
149C2#194418yesdirect product factor
150C2C2×#38911yescharacteristic
151C2C2×#44012yes—
152C2C2×#46911yescharacteristic
153C2C2×#47011yescharacteristic
154C2C2×#50112yes—
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
5. #1944C2direct (N × H)
15. C2×#106C4semidirect
51. #106C2×C4semidirect
80. C2×C8C4⋊C4semidirect
129. C8C2×C4⋊C4semidirect
149. C2#1944direct (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×#972
C2×#3892
#19442
C2×#3402