Finite Group Databasebeta

← #394×C257 #30656263

Subgroups — #394×C257 #30656263

Order 16448.

238 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 238 conjugacy classes of subgroups — too many to draw. Only its 78 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×D4×C257C211yesmaximal, characteristic
2C2×C4⋊C4×C257C211yesmaximal, characteristic, complemented
3C2×C22⋊C4×C257C212yesmaximal, complemented
4C2×C22⋊C4×C257C212yesmaximal, complemented
5#95×C257C211yesmaximal, characteristic, complemented
6C24×C257C2212yes—
7C2×D4×C257—24no—
8C2×D4×C257—22no—
9C22×C4×C257C2212yes—
10C22×C4×C257C2211yescharacteristic
11C22×C4×C257C2211yescharacteristic
12C22×C4×C257C2211yescharacteristic
13C4⋊C4×C257—22no—
14C22⋊C4×C257—24no—
15C22⋊C4×C257—24no—
16C23×C257—22no—
17C23×C257—22no—
18C23×C257—22no—
19C23×C257—22no—
20C23×C257—22no—
21C23×C257—22no—
22C23×C257D414yes—
23C23×C257C2311yescharacteristic
24D4×C257—28no—
25C2×C4×C257—21no—
26C2×C4×C257—22no—
27C2×C4×C257—21no—
28C2×C4×C257—22no—
29C2×C4×C257—22no—
30C2×C4×C257—22no—
31C2×C4×C257—21no—
32C2×C4×C257—22no—
33C2×C4×C257D412yes—
34C2×C4×C257D412yescomplemented
35C22×C257—24no—
36C22×C257—24no—
37C22×C257—24no—
38C22×C257—42no—
39C22×C257—42no—
40C22×C257—42no—
41C22×C257—42no—
42C22×C257C2×D412yes—
43C22×C257C2×D411yescharacteristic
44C22×C257C2×D411yescharacteristic
45C22×C257#4111yescharacteristic
46C22×C257#4112yes—
47C4×C257—22no—
48C4×C257—22no—
49C4×C257—41no—
50C4×C257—42no—
51C2×C257—44no—
52C2×C257#12011yescharacteristic
53C2×C257#12111yescharacteristic
54C2×C257#12112yes—
55C2×C257#12312yes—
56C2×C257#12411yescharacteristic
57C257#39411yescharacteristic, direct product factor, Sylow
58#394C25711yesmaximal, characteristic, direct product factor, Sylow
59C22×D4C2×C25711yescharacteristic
60C2×C4⋊C4C2×C25711yescharacteristic, complemented
61C2×C22⋊C4C2×C25712yescomplemented
62C2×C22⋊C4C2×C25712yescomplemented
63#95C2×C25711yescharacteristic, complemented
64C24C22×C25712yes—
65C2×D4—24no—
66C2×D4—22no—
67C22×C4C22×C25712yes—
68C22×C4C22×C25711yescharacteristic
69C22×C4C22×C25711yescharacteristic
70C22×C4C22×C25711yescharacteristic
71C4⋊C4—22no—
72C22⋊C4—24no—
73C22⋊C4—24no—
74C23—22no—
75C23—22no—
76C23—22no—
77C23—22no—
78C23—22no—
79C23—22no—
80C23D4×C25714yes—
81C23C23×C25711yescharacteristic
82D4—28no—
83C2×C4—21no—
84C2×C4—22no—
85C2×C4—21no—
86C2×C4—22no—
87C2×C4—22no—
88C2×C4—22no—
89C2×C4—21no—
90C2×C4—22no—
91C2×C4D4×C25712yes—
92C2×C4D4×C25712yescomplemented
93C22—24no—
94C22—24no—
95C22—24no—
96C22—42no—
97C22—42no—
98C22—42no—
99C22—42no—
100C22C2×D4×C25712yes—
101C22C2×D4×C25711yescharacteristic
102C22C2×D4×C25711yescharacteristic
103C22#41×C25711yescharacteristic
104C22#41×C25712yes—
105C4—22no—
106C4—22no—
107C4—41no—
108C4—42no—
109C2—44no—
110C2#120×C25711yescharacteristic
111C2#121×C25711yescharacteristic
112C2#121×C25712yes—
113C2#123×C25712yes—
114C2#124×C25711yescharacteristic
subgroupG/H
center, socleC23×C257C23
commutator, Frattini, cosocleC23C23×C257
prime radicalC22×D4×C257C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C257 ◁ G

Complements

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

NH ≅ G/Ntype
2. C2×C4⋊C4×C257C2semidirect
3. C2×C22⋊C4×C257C2semidirect
4. C2×C22⋊C4×C257C2semidirect
5. #95×C257C2semidirect
34. C2×C4×C257D4semidirect
57. C257#394direct (N × H)
58. #394C257direct (N × H)
60. C2×C4⋊C4C2×C257semidirect
61. C2×C22⋊C4C2×C257semidirect
62. C2×C22⋊C4C2×C257semidirect
63. #95C2×C257semidirect
92. C2×C4D4×C257semidirect

Maximal subgroups

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

subgroupindex
C22×D4×C2572
C2×C4⋊C4×C2572
C2×C22⋊C4×C2572
#95×C2572
#394257