Finite Group Databasebeta

← #10678

Subgroups — #10678

Order 256.

239 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#1957C213yesmaximal
2#1834C213yesmaximal, complemented
3#1273C211yesmaximal, characteristic, complemented
4C2×#127C2211yescharacteristic
5C2×#102—26no—
6C2×C4×C8C2213yes—
7#384C2213yes—
8#340—26no—
9C22×D4—23no—
10C22×C8D416yes—
11#127—23no—
12#127Q812yes—
13C2×C4⋊C4—23no—
14C2×C4⋊C4—23no—
15C2×C4⋊C4—23no—
16C2×C42C2311yescharacteristic
17#102—412no—
18C4×C8—26no—
19C24—41no—
20C2×D4—26no—
21C2×D4—43no—
22C2×D4—46no—
23C2×D4—46no—
24C22×C4—43no—
25C22×C4C2×D413yes—
26C2×C8—26no—
27C2×C8—26no—
28C2×C8—26no—
29C4⋊C4—46no—
30C4⋊C4—46no—
31C4⋊C4—46no—
32C42C2×Q811yescharacteristic
33C42#4113yes—
34C23—42no—
35C23—83no—
36C23—83no—
37C23#12711yescharacteristic
38D4—412no—
39D4—86no—
40C2×C4—83no—
41C2×C4—83no—
42C2×C4—83no—
43C2×C4C22⋊Q813yes—
44C2×C4#12313yes—
45C2×C4#13516yes—
46C2×C4AGL(1,ℤ/8)16yes—
47C8—46no—
48C22—86no—
49C22—161no—
50C22—163no—
51C22#39911yescharacteristic
52C22#49513yes—
53C22#49613yes—
54C4—163no—
55C4#47816yes—
56C4#48216yes—
57C2—162no—
58C2#171111yescharacteristic
59C2#171713yes—
60C2#209213yes—
subgroupG/H
center, socleC23#127
commutator, Frattini, cosocleC2×C42C23
prime radicalC2×#127C22
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
2. #1834C2semidirect
3. #1273C2semidirect

Maximal subgroups

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

subgroupindex
#19572
#18342
#12732