Finite Group Databasebeta

← C4⋊C4×Dic281 #31823317

Subgroups — C4⋊C4×Dic281 #31823317

Order 17984.

194 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 194 conjugacy classes of subgroups — too many to draw. Only its 111 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
1C2×C4⋊Dic281C211yesmaximal, characteristic
2C2×C4×Dic281C212yesmaximal
3C2×C4×Dic281C211yesmaximal, characteristic
4#22582786C212yesmaximal
5C2×C4⋊C4×C281C211yesmaximal, characteristic
6C22×Dic281C2211yescharacteristic
7C22×Dic281C2212yes—
8C22×Dic281C2211yescharacteristic
9C4⋊Dic281C414yescomplemented
10C4×Dic281—24no—
11C4×Dic281C414yescomplemented
12C22×C4×C281C2212yes—
13C22×C4×C281C2211yescharacteristic
14C4⋊C4×C281C414yescomplemented
15C2×Dic281—22no—
16C2×Dic281—21no—
17C2×Dic281—21no—
18C2×Dic281—22no—
19C2×Dic281C2×C412yes—
20C2×Dic281C2×C414yes—
21C2×Dic281C2×C412yes—
22C2×Dic281D412yes—
23C2×Dic281Q812yes—
24C23×C281C2311yescharacteristic
25C2×C4×C281—22no—
26C2×C4×C281—22no—
27C2×C4×C281C2×C412yes—
28C2×C4×C281C2×C412yes—
29C2×C4×C281C2×C414yes—
30C2×C4×C281C2×C412yes—
31C22×C281C22×C411yescharacteristic
32C22×C281C22×C411yescharacteristic
33C22×C281C22×C411yescharacteristic
34C22×C281C2×D411yescharacteristic
35C22×C281C2×Q811yescharacteristic
36C22×C281#4111yescharacteristic
37C22×C281#4111yescharacteristic
38C4×C281—24no—
39C4×C281C4214yescomplemented
40Dic281—22no—
41Dic281—24no—
42Dic281C4⋊C414yesdirect product factor
43C2×C281C2×C4211yescharacteristic
44C2×C281C2×C4⋊C411yescharacteristic
45C2×C281#11711yescharacteristic
46C2×C281C4×D411yescharacteristic
47C2×C281C4×D411yescharacteristic
48C2×C281C4×Q811yescharacteristic
49C2×C281C4×Q811yescharacteristic
50C281C4×C4⋊C411yescharacteristic, complemented, Sylow
51C4×C4⋊C4—2811nomaximal, Sylow
52C2×C4⋊C4—2811no—
53C2×C4⋊C4D28111yescharacteristic
54C2×C42—2811no—
55C2×C42—2812no—
56#95—2812no—
57C22×C4—2811no—
58C22×C4—2811no—
59C22×C4—2812no—
60C22×C4C2×D28112yes—
61C22×C4C2×D28111yescharacteristic
62C4⋊C4—2814no—
63C4⋊C4Dic28114yesdirect product factor
64C42—2814no—
65C42—5624no—
66C23C22×D28111yescharacteristic
67C2×C4—22no—
68C2×C4—22no—
69C2×C4—2812no—
70C2×C4—2812no—
71C2×C4—2812no—
72C2×C4—2812no—
73C2×C4—2814no—
74C2×C4—5622no—
75C2×C4—5621no—
76C2×C4—5621no—
77C2×C4—5622no—
78C2×C4C4×D28112yes—
79C2×C4C4×D28112yes—
80C2×C4C2×Dic28114yes—
81C2×C4C2×Dic28112yes—
82C22C2×C4×D28111yescharacteristic
83C22C2×C4×D28111yescharacteristic
84C22C22×Dic28111yescharacteristic
85C22D4×D28111yescharacteristic
86C22Q8×D28111yescharacteristic
87C22#1798513711yescharacteristic
88C22#1798513911yescharacteristic
89C4—24no—
90C4—2814no—
91C4—5622no—
92C4—5624no—
93C4C4×Dic28114yescomplemented
94C2C2×C4×Dic28111yescharacteristic
95C2C4⋊C4×D28111yescharacteristic
96C2#2258283711yescharacteristic
97C2#2258284111yescharacteristic
98C2D4×Dic28111yescharacteristic
99C2#2258284411yescharacteristic
100C2Q8×Dic28111yescharacteristic
subgroupG/H
center, FrattiniC23C22×D281
commutatorC2×C281C2×C42
FittingC2×C4⋊C4×C281C2
socle, prime radical, cosocleC23×C281C23
hypercenterC2×C4⋊C4D281
hypocenterC281C4×C4⋊C4
LCSG ▷ C2×C281 ▷ C281
UCSC1 ◁ C23 ◁ C2×C4⋊C4

Complements

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

NH ≅ G/Ntype
9. C4⋊Dic281C4semidirect
11. C4×Dic281C4semidirect
14. C4⋊C4×C281C4semidirect
39. C4×C281C42semidirect
42. Dic281C4⋊C4direct (N × H)
50. C281C4×C4⋊C4semidirect
63. C4⋊C4Dic281direct (N × H)
93. C4C4×Dic281semidirect

Maximal subgroups

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

subgroupindex
C2×C4⋊Dic2812
C2×C4×Dic2812
#225827862
C2×C4⋊C4×C2812
C4×C4⋊C4281