Finite Group Databasebeta

Subgroups — #3319

Order 128.

207 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 207 conjugacy classes of subgroups — too many to draw. Only its 86 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#555	C₂	1	1	yes	maximal, characteristic, complemented
2	#546	C₂	1	1	yes	maximal, characteristic, complemented
3	#489	C₂	1	1	yes	maximal, characteristic, complemented
4	#485	C₂	1	1	yes	maximal, characteristic, complemented
5	#482	C₂	1	1	yes	maximal, characteristic, complemented
6	#474	C₂	1	1	yes	maximal, characteristic, complemented
7	#468	C₂	1	1	yes	maximal, characteristic, complemented
8	#466	C₂	1	1	yes	maximal, characteristic, complemented
9	#463	C₂	1	1	yes	maximal, characteristic, complemented
10	#449	C₂	1	1	yes	maximal, characteristic, complemented
11	#447	C₂	1	1	yes	maximal, characteristic, complemented
12	#442	C₂	1	1	yes	maximal, characteristic, complemented
13	#435	C₂	1	1	yes	maximal, characteristic, complemented
14	#418	C₂	1	1	yes	maximal, characteristic, complemented
15	#416	C₂	1	1	yes	maximal, characteristic, complemented
16	C₂×#41	C₂²	1	1	yes	characteristic
17	C₂²×D₄	C₂²	1	1	yes	characteristic
18	C₂×SD₁₆	C₂²	1	1	yes	characteristic, complemented
19	C₂×D₈	C₂²	1	1	yes	characteristic
20	C₂×D₈	C₂²	1	1	yes	characteristic
21	C₂×M₁₆	C₂²	1	1	yes	characteristic
22	C₂²×C₈	C₂²	1	1	yes	characteristic, complemented
23	C₄⋊Q₈	C₂²	1	1	yes	characteristic, complemented
24	#124	—	2	1	no	—
25	#124	—	2	1	no	—
26	#124	C₂²	1	1	yes	characteristic
27	#123	—	2	1	no	—
28	C₂²⋊Q₈	C₂²	1	1	yes	characteristic
29	#121	—	2	1	no	—
30	#121	—	2	1	no	—
31	#121	C₂²	1	1	yes	characteristic
32	#121	C₂²	1	1	yes	characteristic
33	#121	C₂²	1	1	yes	characteristic, complemented
34	#120	—	2	1	no	—
35	C₄×D₄	C₂²	1	1	yes	characteristic
36	C₄×D₄	C₂²	1	1	yes	characteristic
37	C₄×D₄	C₂²	1	1	yes	characteristic, complemented
38	#117	—	2	1	no	—
39	#117	C₂²	1	1	yes	characteristic
40	#117	C₂²	1	1	yes	characteristic, complemented
41	C₂×C₂²⋊C₄	—	2	1	no	—
42	#107	C₂²	1	1	yes	characteristic, complemented
43	#107	C₂²	1	1	yes	characteristic, complemented
44	#106	C₂²	1	1	yes	characteristic, complemented
45	C₄⋊C₈	C₂²	1	1	yes	characteristic, complemented
46	#103	C₂²	1	1	yes	characteristic, complemented
47	#103	C₂²	1	1	yes	characteristic, complemented
48	#103	C₂²	1	1	yes	characteristic, complemented
49	#102	C₂²	1	1	yes	characteristic
50	#102	C₂²	1	1	yes	characteristic
51	#102	C₂²	1	1	yes	characteristic
52	#102	C₂²	1	1	yes	characteristic
53	#102	C₂²	1	1	yes	characteristic
54	#102	C₂²	1	1	yes	characteristic
55	#102	C₂²	1	1	yes	characteristic, complemented
56	C₂²⋊C₈	C₂²	1	1	yes	characteristic
57	C₂²⋊C₈	C₂²	1	1	yes	characteristic, complemented
58	#97	C₂²	1	1	yes	characteristic, complemented
59	C₂⁴	—	2	1	no	—
60	#41	—	2	2	no	—
61	#41	—	4	1	no	—
62	C₂×Q₈	—	2	1	no	—
63	C₂×Q₈	C₂³	1	1	yes	characteristic
64	C₂×D₄	—	2	2	no	—
65	C₂×D₄	—	2	1	no	—
66	C₂×D₄	—	2	1	no	—
67	C₂×D₄	—	2	1	no	—
68	C₂×D₄	—	2	1	no	—
69	C₂×D₄	—	2	1	no	—
70	C₂×D₄	—	4	1	no	—
71	C₂×D₄	D₄	1	1	yes	characteristic
72	C₂×D₄	C₂³	1	1	yes	characteristic
73	C₂×D₄	C₂³	1	1	yes	characteristic
74	C₂×D₄	C₂³	1	1	yes	characteristic
75	C₂²×C₄	—	2	1	no	—
76	C₂²×C₄	—	2	1	no	—
77	C₂²×C₄	—	2	1	no	—
78	C₂²×C₄	C₂³	1	1	yes	characteristic
79	C₂²×C₄	C₂³	1	1	yes	characteristic
80	SD₁₆	—	4	1	no	—
81	D₈	—	2	2	no	—
82	D₈	—	4	1	no	—
83	M₁₆	—	4	1	no	—
84	C₂×C₈	—	4	1	no	—
85	C₂×C₈	C₂³	1	1	yes	characteristic
86	C₂×C₈	C₂³	1	1	yes	characteristic
87	C₂×C₈	C₂³	1	1	yes	characteristic
88	C₂×C₈	C₂³	1	1	yes	characteristic
89	C₄⋊C₄	—	2	1	no	—
90	C₄⋊C₄	—	2	1	no	—
91	C₄⋊C₄	D₄	1	1	yes	characteristic
92	C₄⋊C₄	C₂³	1	1	yes	characteristic
93	C₄⋊C₄	C₂³	1	1	yes	characteristic
94	C₄⋊C₄	C₂³	1	1	yes	characteristic
95	C₄⋊C₄	C₂³	1	1	yes	characteristic
96	C₂²⋊C₄	—	2	1	no	—
97	C₂²⋊C₄	—	2	1	no	—
98	C₂²⋊C₄	—	2	1	no	—
99	C₂²⋊C₄	—	2	1	no	—
100	C₂²⋊C₄	—	2	1	no	—
101	C₂²⋊C₄	—	2	1	no	—
102	C₂²⋊C₄	—	2	1	no	—
103	C₂²⋊C₄	—	2	1	no	—
104	C₂²⋊C₄	—	2	1	no	—
105	C₂²⋊C₄	—	2	1	no	—
106	C₂²⋊C₄	D₄	1	1	yes	characteristic
107	C₂²⋊C₄	D₄	1	1	yes	characteristic
108	C₄²	—	2	1	no	—
109	C₄²	—	2	1	no	—
110	C₄²	C₂³	1	1	yes	characteristic
111	C₂³	—	2	1	no	—
112	C₂³	—	2	1	no	—
113	C₂³	—	2	1	no	—
114	C₂³	—	4	2	no	—
115	C₂³	—	4	2	no	—
116	C₂³	—	8	1	no	—
117	C₂³	C₂×D₄	1	1	yes	characteristic
118	C₂³	C₂×D₄	1	1	yes	characteristic
119	Q₈	—	2	1	no	—
120	Q₈	—	2	1	no	—
121	Q₈	—	8	1	no	—
122	D₄	—	2	1	no	—
123	D₄	—	2	1	no	—
124	D₄	—	2	1	no	—
125	D₄	—	2	1	no	—
126	D₄	—	2	1	no	—
127	D₄	—	4	1	no	—
128	D₄	—	4	2	no	—
129	D₄	—	4	2	no	—
130	D₄	—	8	1	no	—
131	D₄	—	8	1	no	—
132	D₄	—	8	1	no	—
133	D₄	#41	1	2	yes	—
134	C₂×C₄	—	2	1	no	—
135	C₂×C₄	—	2	1	no	—
136	C₂×C₄	—	2	1	no	—
137	C₂×C₄	—	2	1	no	—
138	C₂×C₄	—	2	1	no	—
139	C₂×C₄	—	2	1	no	—
140	C₂×C₄	—	2	1	no	—
141	C₂×C₄	—	2	1	no	—
142	C₂×C₄	—	2	1	no	—
143	C₂×C₄	—	4	2	no	—
144	C₂×C₄	—	4	2	no	—
145	C₂×C₄	—	8	1	no	—
146	C₂×C₄	C₂×D₄	1	1	yes	characteristic
147	C₂×C₄	C₂×D₄	1	1	yes	characteristic
148	C₂×C₄	C₂×D₄	1	1	yes	characteristic
149	C₂×C₄	C₂×D₄	1	1	yes	characteristic
150	C₂×C₄	C₂⁴	1	1	yes	characteristic
151	C₈	—	2	1	no	—
152	C₈	—	2	1	no	—
153	C₈	—	2	1	no	—
154	C₈	—	2	1	no	—
155	C₂²	—	2	1	no	—
156	C₂²	—	2	1	no	—
157	C₂²	—	2	2	no	—
158	C₂²	—	2	1	no	—
159	C₂²	—	2	1	no	—
160	C₂²	—	2	1	no	—
161	C₂²	—	2	1	no	—
162	C₂²	—	4	1	no	—
163	C₂²	—	4	1	no	—
164	C₂²	—	4	1	no	—
165	C₂²	—	4	1	no	—
166	C₂²	—	4	1	no	—
167	C₂²	—	4	1	no	—
168	C₂²	—	4	1	no	—
169	C₂²	—	4	1	no	—
170	C₂²	—	8	4	no	—
171	C₂²	C₂²×D₄	1	1	yes	characteristic
172	C₄	—	2	1	no	—
173	C₄	—	2	1	no	—
174	C₄	—	2	1	no	—
175	C₄	—	2	1	no	—
176	C₄	—	4	1	no	—
177	C₄	—	4	1	no	—
178	C₄	—	4	1	no	—
179	C₄	—	4	1	no	—
180	C₄	—	4	1	no	—
181	C₄	C₂×#41	1	1	yes	characteristic
182	C₄	H(5,𝔽₂)	1	1	yes	characteristic
183	C₂	—	4	1	no	—
184	C₂	—	4	1	no	—
185	C₂	—	4	2	no	—
186	C₂	—	8	1	no	—
187	C₂	—	8	1	no	—
188	C₂	#546	1	1	yes	characteristic
189	C₂	#575	1	1	yes	characteristic
190	C₂	#576	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²	C₂²×D₄
commutator, Frattini, cosocle	C₂×C₄	C₂⁴
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₄×D₄ ◁ G
LECS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁

Complements

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

N	H ≅ G/N	type
1. #555	C₂	semidirect
2. #546	C₂	semidirect
3. #489	C₂	semidirect
4. #485	C₂	semidirect
5. #482	C₂	semidirect
6. #474	C₂	semidirect
7. #468	C₂	semidirect
8. #466	C₂	semidirect
9. #463	C₂	semidirect
10. #449	C₂	semidirect
11. #447	C₂	semidirect
12. #442	C₂	semidirect
13. #435	C₂	semidirect
14. #418	C₂	semidirect
15. #416	C₂	semidirect
18. C₂×SD₁₆	C₂²	semidirect
22. C₂²×C₈	C₂²	semidirect
23. C₄⋊Q₈	C₂²	semidirect
33. #121	C₂²	semidirect
37. C₄×D₄	C₂²	semidirect
40. #117	C₂²	semidirect
42. #107	C₂²	semidirect
43. #107	C₂²	semidirect
44. #106	C₂²	semidirect
45. C₄⋊C₈	C₂²	semidirect
46. #103	C₂²	semidirect
47. #103	C₂²	semidirect
48. #103	C₂²	semidirect
55. #102	C₂²	semidirect
57. C₂²⋊C₈	C₂²	semidirect
58. #97	C₂²	semidirect

Maximal subgroups

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

subgroup	index
#555	2
#546	2
#489	2
#485	2
#482	2
#474	2
#468	2
#466	2
#463	2
#449	2
#447	2
#442	2
#435	2
#418	2
#416	2