Subgroups — #63459

Order 288.

111 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₄×D₉	C₂	1	1	yes	maximal, characteristic
2	C₂×Dic₁₈	C₂	1	1	yes	maximal, characteristic, complemented
3	C₉×C₄⋊C₄	C₂	1	1	yes	maximal, characteristic, complemented
4	(C₂×D₉)⋊C₄	C₂	1	2	yes	maximal
5	C₄⋊Dic₉	C₂	1	2	yes	maximal, complemented
6	#897	—	3	1	no	maximal
7	C₂²×D₉	C₂²	1	1	yes	characteristic
8	C₂×C₄×C₉	C₂²	1	2	yes	—
9	C₂×C₄×C₉	C₂²	1	1	yes	characteristic
10	C₂×Dic₉	C₂²	1	1	yes	characteristic
11	C₂×Dic₉	C₂²	1	2	yes	—
12	C₄×D₉	—	2	2	no	—
13	Dic₁₈	—	2	2	no	—
14	C₂×C₄×D₃	—	3	1	no	—
15	C₂×Dic₆	—	3	1	no	—
16	C₃×C₄⋊C₄	D₃	1	1	yes	characteristic
17	(C₂×D₃)⋊C₄	—	3	2	no	—
18	C₄⋊Dic₃	—	3	2	no	—
19	C₂²×C₉	C₂³	1	1	yes	characteristic
20	C₂×D₉	—	2	1	no	—
21	C₂×D₉	—	2	1	no	—
22	C₂×D₉	Q₈	1	2	yes	complemented
23	C₄×C₉	—	2	2	no	—
24	C₄×C₉	D₄	1	2	yes	—
25	Dic₉	—	2	2	no	—
26	Dic₉	—	2	1	no	—
27	C₂²⋊Q₈	—	9	1	no	Sylow
28	C₂²×D₃	—	3	1	no	—
29	C₂×C₃×C₄	C₂×D₃	1	2	yes	—
30	C₂×C₃×C₄	C₂×D₃	1	1	yes	characteristic
31	C₂×Dic₃	—	3	1	no	—
32	C₂×Dic₃	—	3	2	no	—
33	C₄×D₃	—	6	2	no	—
34	Dic₆	—	6	2	no	—
35	C₂×C₉	C₂×D₄	1	1	yes	characteristic
36	C₂×C₉	C₂×Q₈	1	1	yes	characteristic
37	C₂×C₉	#41	1	1	yes	characteristic
38	D₉	—	2	2	no	—
39	C₂×Q₈	—	9	1	no	—
40	C₂²×C₄	—	9	1	no	—
41	C₄⋊C₄	—	9	2	no	—
42	C₄⋊C₄	D₉	1	1	yes	characteristic, complemented
43	C₂²⋊C₄	—	9	2	no	—
44	C₂²×C₃	C₂²×D₃	1	1	yes	characteristic
45	C₂×D₃	—	3	2	no	—
46	C₂×D₃	—	6	1	no	—
47	C₂×D₃	—	6	1	no	—
48	C₃×C₄	—	2	2	no	—
49	C₃×C₄	D₁₂	1	2	yes	—
50	Dic₃	—	6	2	no	—
51	Dic₃	—	6	1	no	—
52	C₉	C₂²⋊Q₈	1	1	yes	characteristic, complemented, Sylow
53	C₂³	—	9	1	no	—
54	Q₈	—	18	2	no	—
55	C₂×C₄	—	9	2	no	—
56	C₂×C₄	—	9	1	no	—
57	C₂×C₄	—	18	2	no	—
58	C₂×C₄	C₂×D₉	1	2	yes	—
59	C₂×C₄	C₂×D₉	1	1	yes	characteristic
60	C₂×C₃	C₂×D₁₂	1	1	yes	characteristic
61	C₂×C₃	#237	1	1	yes	characteristic
62	C₂×C₃	D₃×Q₈	1	1	yes	characteristic
63	D₃	—	6	2	no	—
64	C₂²	—	9	2	no	—
65	C₂²	—	18	1	no	—
66	C₂²	—	18	1	no	—
67	C₂²	C₂²×D₉	1	1	yes	characteristic
68	C₄	—	2	2	no	—
69	C₄	—	18	1	no	—
70	C₄	—	18	2	no	—
71	C₄	D₃₆	1	2	yes	—
72	C₃	#897	1	1	yes	characteristic
73	C₂	—	18	2	no	—
74	C₂	C₂×D₃₆	1	1	yes	characteristic
75	C₂	#3699	1	1	yes	characteristic
76	C₂	Q₈×D₉	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂²×D₉
commutator, cosocle	C₂²×C₉	C₂³
Frattini, socle	C₂²×C₃	C₂²×D₃
Fitting	C₉×C₄⋊C₄	C₂
prime radical	C₂²×D₉	C₂²
hypercenter	C₄⋊C₄	D₉
hypocenter	C₉	C₂²⋊Q₈
LCS	G ▷ C₂²×C₉ ▷ C₉
UCS	C₁ ◁ C₂² ◁ C₄⋊C₄

Complements

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

N	H ≅ G/N	type
2. C₂×Dic₁₈	C₂	semidirect
3. C₉×C₄⋊C₄	C₂	semidirect
5. C₄⋊Dic₉	C₂	semidirect
22. C₂×D₉	Q₈	semidirect
42. C₄⋊C₄	D₉	semidirect
52. C₉	C₂²⋊Q₈	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₄×D₉	2
C₂×Dic₁₈	2
C₉×C₄⋊C₄	2
(C₂×D₉)⋊C₄	2
C₄⋊Dic₉	2
#897	3