Subgroups — C₂×C₉×#821 #13143104

Order 1728.

682 conjugacy classes of subgroups.

The subgroup lattice has 338 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₉×D₁₂	C₂	1	1	yes	maximal, characteristic
2	C₂²×C₃×C₈×C₉	C₂	1	1	yes	maximal, characteristic, complemented
3	C₂×C₉×C₄⋊Dic₃	C₂	1	1	yes	maximal, characteristic, complemented
4	C₉×#821	C₂	1	4	yes	maximal, direct product factor
5	C₂×C₃×#821	C₃	1	1	yes	maximal, characteristic
6	C₂×C₉×#102	—	3	1	no	maximal
7	C₂³×D₃×C₉	—	2	1	no	—
8	C₂²×C₃×C₄×C₉	C₂²	1	1	yes	characteristic
9	C₂²×C₉×Dic₃	—	2	1	no	—
10	C₂×C₉×D₁₂	—	2	1	no	—
11	C₂×C₉×D₁₂	—	2	2	no	—
12	C₂×C₉×D₁₂	C₄	1	4	yes	complemented
13	C₂×C₉×D₁₂	C₂²	1	2	yes	—
14	C₂×C₃×C₈×C₉	—	2	2	no	—
15	C₂×C₃×C₈×C₉	C₂²	1	2	yes	complemented
16	C₉×C₄⋊Dic₃	—	2	1	no	—
17	C₉×C₄⋊Dic₃	C₂²	1	2	yes	complemented
18	C₂²×C₃×D₁₂	C₂×C₃	1	1	yes	characteristic
19	C₂²×C₃²×C₈	C₂×C₃	1	1	yes	characteristic
20	C₂×C₃×C₄⋊Dic₃	C₂×C₃	1	1	yes	characteristic
21	C₂²×D₄×C₉	—	3	1	no	—
22	C₃×#821	C₂×C₃	1	4	yes	—
23	C₂²×C₈×C₉	—	2	1	no	—
24	C₂²×C₈×C₉	D₃	1	1	yes	characteristic, complemented
25	C₂×C₉×C₄⋊C₄	—	3	1	no	—
26	C₉×#102	—	3	4	no	—
27	C₂³×C₃×C₉	D₄	1	1	yes	characteristic
28	C₂²×D₃×C₉	—	2	4	no	—
29	C₂²×D₃×C₉	—	2	2	no	—
30	C₂²×D₃×C₉	—	4	2	no	—
31	C₂²×D₃×C₉	—	4	2	no	—
32	C₂×C₃×C₄×C₉	C₂×C₄	1	2	yes	—
33	C₂×C₃×C₄×C₉	D₄	1	1	yes	characteristic
34	C₂×C₃×C₄×C₉	D₄	1	2	yes	—
35	C₂×C₃×C₄×C₉	C₂³	1	1	yes	characteristic
36	C₂×C₉×Dic₃	—	2	2	no	—
37	C₂×C₉×Dic₃	—	4	2	no	—
38	C₉×D₁₂	—	2	4	no	—
39	C₉×D₁₂	—	2	2	no	—
40	C₉×D₁₂	C₂×C₄	1	4	yes	complemented
41	C₃×C₈×C₉	—	2	2	no	—
42	C₂×C₃×#102	—	3	1	no	—
43	C₂×#821	C₉	1	1	yes	characteristic, direct product factor
44	C₂³×C₃×D₃	—	2	1	no	—
45	C₂²×C₃²×C₄	C₂²×C₃	1	1	yes	characteristic
46	C₂²×C₃×Dic₃	—	2	1	no	—
47	C₂×C₃×D₁₂	—	2	1	no	—
48	C₂×C₃×D₁₂	—	2	2	no	—
49	C₂×C₃×D₁₂	C₃×C₄	1	4	yes	—
50	C₂×C₃×D₁₂	C₂²×C₃	1	2	yes	—
51	C₂⁴×C₉	—	6	1	no	—
52	C₂×C₃²×C₈	—	2	2	no	—
53	C₂×C₃²×C₈	C₂²×C₃	1	2	yes	—
54	C₃×C₄⋊Dic₃	—	2	1	no	—
55	C₃×C₄⋊Dic₃	C₂²×C₃	1	2	yes	—
56	C₂×D₄×C₉	—	3	4	no	—
57	C₂×D₄×C₉	—	3	2	no	—
58	C₂×D₄×C₉	—	6	1	no	—
59	C₂×D₄×C₉	—	6	2	no	—
60	C₂²×C₄×C₉	—	2	1	no	—
61	C₂²×C₄×C₉	—	6	1	no	—
62	C₂²×C₄×C₉	C₂×D₃	1	1	yes	characteristic
63	C₂×C₈×C₉	—	2	4	no	—
64	C₂×C₈×C₉	—	2	2	no	—
65	C₂×C₈×C₉	—	2	2	no	—
66	C₂×C₈×C₉	C₂×D₃	1	2	yes	complemented
67	C₉×C₄⋊C₄	—	3	2	no	—
68	C₉×C₄⋊C₄	—	6	1	no	—
69	C₂²×C₃×C₉	C₂²⋊C₄	1	2	yes	—
70	C₂²×C₃×C₉	D₈	1	2	yes	—
71	C₂²×C₃×C₉	SD₁₆	1	2	yes	—
72	C₂²×C₃×C₉	C₂×D₄	1	1	yes	characteristic
73	C₂×D₃×C₉	—	2	4	no	—
74	C₂×D₃×C₉	—	4	8	no	—
75	C₂×D₃×C₉	—	4	2	no	—
76	C₂×D₃×C₉	—	4	2	no	—
77	C₃×C₄×C₉	C₂²⋊C₄	1	2	yes	—
78	C₃×C₄×C₉	C₂²×C₄	1	1	yes	characteristic
79	C₃×C₄×C₉	C₂×D₄	1	1	yes	characteristic
80	C₉×Dic₃	—	4	2	no	—
81	C₂²×C₃×D₄	—	3	1	no	—
82	C₂²×D₁₂	C₂×C₉	1	1	yes	characteristic
83	C₂²×C₃×C₈	—	2	1	no	—
84	C₂²×C₃×C₈	C₂×C₉	1	1	yes	characteristic, complemented
85	C₂²×C₃×C₈	C₃×D₃	1	1	yes	characteristic
86	C₂×C₃×C₄⋊C₄	—	3	1	no	—
87	C₂×C₄⋊Dic₃	C₂×C₉	1	1	yes	characteristic, complemented
88	C₃×#102	—	3	4	no	—
89	#821	C₂×C₉	1	4	yes	direct product factor
90	C₂³×C₃²	C₃×D₄	1	1	yes	characteristic
91	C₂²×C₃×D₃	—	2	4	no	—
92	C₂²×C₃×D₃	—	2	2	no	—
93	C₂²×C₃×D₃	—	4	2	no	—
94	C₂²×C₃×D₃	—	4	2	no	—
95	C₂×C₃²×C₄	C₂×C₃×C₄	1	2	yes	—
96	C₂×C₃²×C₄	C₃×D₄	1	1	yes	characteristic
97	C₂×C₃²×C₄	C₃×D₄	1	2	yes	—
98	C₂×C₃²×C₄	C₂³×C₃	1	1	yes	characteristic
99	C₂×C₃×Dic₃	—	2	2	no	—
100	C₂×C₃×Dic₃	—	4	2	no	—
101	C₃×D₁₂	—	2	4	no	—
102	C₃×D₁₂	—	2	2	no	—
103	C₃×D₁₂	C₂×C₃×C₄	1	4	yes	—
104	C₂³×C₉	—	2	1	no	—
105	C₂³×C₉	—	6	4	no	—
106	C₂³×C₉	—	6	2	no	—
107	C₂³×C₉	—	12	2	no	—
108	C₂³×C₉	—	12	2	no	—
109	C₂³×C₉	D₁₂	1	1	yes	characteristic
110	C₃²×C₈	—	2	2	no	—
111	D₄×C₉	—	3	4	no	—
112	D₄×C₉	—	6	4	no	—
113	D₄×C₉	—	6	2	no	—
114	C₂×C₄×C₉	—	2	2	no	—
115	C₂×C₄×C₉	—	2	1	no	—
116	C₂×C₄×C₉	—	2	2	no	—
117	C₂×C₄×C₉	—	2	1	no	—
118	C₂×C₄×C₉	—	6	2	no	—
119	C₂×C₄×C₉	—	12	2	no	—
120	C₂×C₄×C₉	C₄×D₃	1	2	yes	—
121	C₂×C₄×C₉	D₁₂	1	1	yes	characteristic
122	C₂×C₄×C₉	#67	1	2	yes	—
123	C₂×C₄×C₉	C₂²×D₃	1	1	yes	characteristic
124	C₈×C₉	—	2	4	no	—
125	C₈×C₉	—	2	2	no	—
126	C₂×#102	—	3	1	no	Sylow
127	C₂×C₃×C₉	#102	1	4	yes	complemented
128	C₂×C₃×C₉	C₂×C₂²⋊C₄	1	1	yes	characteristic
129	C₂×C₃×C₉	C₂×D₈	1	1	yes	characteristic
130	C₂×C₃×C₉	C₂×SD₁₆	1	1	yes	characteristic
131	D₃×C₉	—	4	4	no	—
132	C₂⁴×C₃	—	6	1	no	—
133	C₂³×D₃	—	2	1	no	—
134	C₂×C₃×D₄	—	3	4	no	—
135	C₂×C₃×D₄	—	3	2	no	—
136	C₂×C₃×D₄	—	6	1	no	—
137	C₂×C₃×D₄	—	6	2	no	—
138	C₂²×C₃×C₄	—	2	1	no	—
139	C₂²×C₃×C₄	—	6	1	no	—
140	C₂²×C₃×C₄	C₂²×C₉	1	1	yes	characteristic
141	C₂²×C₃×C₄	C₂×C₃×D₃	1	1	yes	characteristic
142	C₂²×Dic₃	—	2	1	no	—
143	C₂×D₁₂	—	2	1	no	—
144	C₂×D₁₂	—	2	2	no	—
145	C₂×D₁₂	C₄×C₉	1	4	yes	complemented
146	C₂×D₁₂	C₂²×C₉	1	2	yes	—
147	C₂×C₃×C₈	—	2	4	no	—
148	C₂×C₃×C₈	—	2	2	no	—
149	C₂×C₃×C₈	—	2	2	no	—
150	C₂×C₃×C₈	—	2	2	no	—
151	C₂×C₃×C₈	C₂²×C₉	1	2	yes	complemented
152	C₂×C₃×C₈	C₂×C₃×D₃	1	2	yes	—
153	C₃×C₄⋊C₄	—	3	2	no	—
154	C₃×C₄⋊C₄	—	6	1	no	—
155	C₄⋊Dic₃	—	2	1	no	—
156	C₄⋊Dic₃	C₂²×C₉	1	2	yes	complemented
157	C₂²×C₃²	C₃×C₂²⋊C₄	1	2	yes	—
158	C₂²×C₃²	C₃×D₈	1	2	yes	—
159	C₂²×C₃²	C₃×SD₁₆	1	2	yes	—
160	C₂²×C₃²	C₂×C₃×D₄	1	1	yes	characteristic
161	C₂×C₃×D₃	—	2	4	no	—
162	C₂×C₃×D₃	—	4	8	no	—
163	C₂×C₃×D₃	—	4	2	no	—
164	C₂×C₃×D₃	—	4	2	no	—
165	C₃²×C₄	C₃×C₂²⋊C₄	1	2	yes	—
166	C₃²×C₄	C₂²×C₃×C₄	1	1	yes	characteristic
167	C₃²×C₄	C₂×C₃×D₄	1	1	yes	characteristic
168	C₃×Dic₃	—	4	2	no	—
169	C₂²×C₉	—	2	2	no	—
170	C₂²×C₉	—	2	2	no	—
171	C₂²×C₉	—	2	2	no	—
172	C₂²×C₉	—	2	1	no	—
173	C₂²×C₉	—	6	4	no	—
174	C₂²×C₉	—	12	8	no	—
175	C₂²×C₉	—	12	2	no	—
176	C₂²×C₉	—	12	2	no	—
177	C₂²×C₉	#204	1	2	yes	—
178	C₂²×C₉	D₂₄	1	2	yes	—
179	C₂²×C₉	(C₂×D₃)⋊C₄	1	2	yes	—
180	C₂²×C₉	C₂×D₁₂	1	1	yes	characteristic
181	C₄×C₉	—	2	2	no	—
182	C₄×C₉	—	2	1	no	—
183	C₄×C₉	—	2	1	no	—
184	C₄×C₉	—	12	2	no	—
185	C₄×C₉	(C₂×D₃)⋊C₄	1	2	yes	—
186	C₄×C₉	C₂×C₄×D₃	1	1	yes	characteristic
187	C₄×C₉	C₂×#67	1	1	yes	characteristic
188	C₂²×D₄	—	3	1	no	—
189	C₂²×C₈	D₃×C₉	1	1	yes	characteristic, complemented
190	C₂×C₄⋊C₄	—	3	1	no	—
191	#102	—	3	4	no	—
192	C₃×C₉	C₂×#102	1	1	yes	characteristic, complemented, Sylow
193	C₂³×C₃	—	2	1	no	—
194	C₂³×C₃	—	6	4	no	—
195	C₂³×C₃	—	6	2	no	—
196	C₂³×C₃	—	12	2	no	—
197	C₂³×C₃	—	12	2	no	—
198	C₂³×C₃	D₄×C₉	1	1	yes	characteristic
199	C₂³×C₃	C₃×D₁₂	1	1	yes	characteristic
200	C₂²×D₃	—	2	4	no	—
201	C₂²×D₃	—	2	2	no	—
202	C₂²×D₃	—	4	2	no	—
203	C₂²×D₃	—	4	2	no	—
204	C₃×D₄	—	3	4	no	—
205	C₃×D₄	—	6	4	no	—
206	C₃×D₄	—	6	2	no	—
207	C₂×C₃×C₄	—	2	2	no	—
208	C₂×C₃×C₄	—	2	1	no	—
209	C₂×C₃×C₄	—	2	2	no	—
210	C₂×C₃×C₄	—	2	1	no	—
211	C₂×C₃×C₄	—	6	2	no	—
212	C₂×C₃×C₄	—	12	2	no	—
213	C₂×C₃×C₄	C₂×C₄×C₉	1	2	yes	—
214	C₂×C₃×C₄	D₄×C₉	1	1	yes	characteristic
215	C₂×C₃×C₄	D₄×C₉	1	2	yes	—
216	C₂×C₃×C₄	C₂³×C₉	1	1	yes	characteristic
217	C₂×C₃×C₄	C₃×C₄×D₃	1	2	yes	—
218	C₂×C₃×C₄	C₃×D₁₂	1	1	yes	characteristic
219	C₂×C₃×C₄	C₃×#67	1	2	yes	—
220	C₂×C₃×C₄	C₂²×C₃×D₃	1	1	yes	characteristic
221	C₂×Dic₃	—	2	2	no	—
222	C₂×Dic₃	—	4	2	no	—
223	D₁₂	—	2	4	no	—
224	D₁₂	—	2	2	no	—
225	D₁₂	C₂×C₄×C₉	1	4	yes	complemented
226	C₃×C₈	—	2	4	no	—
227	C₃×C₈	—	2	2	no	—
228	C₃×C₈	—	2	2	no	—
229	C₂×C₃²	C₃×#102	1	4	yes	—
230	C₂×C₃²	C₂×C₃×C₂²⋊C₄	1	1	yes	characteristic
231	C₂×C₃²	C₂×C₃×D₈	1	1	yes	characteristic
232	C₂×C₃²	C₂×C₃×SD₁₆	1	1	yes	characteristic
233	C₃×D₃	—	4	4	no	—
234	C₂×C₉	—	2	1	no	—
235	C₂×C₉	—	2	1	no	—
236	C₂×C₉	—	2	1	no	—
237	C₂×C₉	—	2	4	no	—
238	C₂×C₉	—	12	4	no	—
239	C₂×C₉	#821	1	4	yes	direct product factor
240	C₂×C₉	C₂×#204	1	1	yes	characteristic
241	C₂×C₉	C₂×D₂₄	1	1	yes	characteristic
242	C₂×C₉	C₂×(C₂×D₃)⋊C₄	1	1	yes	characteristic
243	C₂⁴	—	6	1	no	—
244	C₂×D₄	—	3	4	no	—
245	C₂×D₄	—	3	2	no	—
246	C₂×D₄	—	6	1	no	—
247	C₂×D₄	—	6	2	no	—
248	C₂²×C₄	—	6	1	no	—
249	C₂²×C₄	C₂×D₃×C₉	1	1	yes	characteristic
250	C₂×C₈	—	2	2	no	—
251	C₂×C₈	C₂×D₃×C₉	1	2	yes	complemented
252	C₄⋊C₄	—	3	2	no	—
253	C₄⋊C₄	—	6	1	no	—
254	C₂²×C₃	—	2	1	no	—
255	C₂²×C₃	—	2	2	no	—
256	C₂²×C₃	—	2	2	no	—
257	C₂²×C₃	—	2	2	no	—
258	C₂²×C₃	—	6	4	no	—
259	C₂²×C₃	—	12	2	no	—
260	C₂²×C₃	—	12	2	no	—
261	C₂²×C₃	—	12	8	no	—
262	C₂²×C₃	C₉×C₂²⋊C₄	1	2	yes	—
263	C₂²×C₃	C₉×D₈	1	2	yes	—
264	C₂²×C₃	C₉×SD₁₆	1	2	yes	—
265	C₂²×C₃	C₂×D₄×C₉	1	1	yes	characteristic
266	C₂²×C₃	C₃×#204	1	2	yes	—
267	C₂²×C₃	C₃×D₂₄	1	2	yes	—
268	C₂²×C₃	C₃×(C₂×D₃)⋊C₄	1	2	yes	—
269	C₂²×C₃	C₂×C₃×D₁₂	1	1	yes	characteristic
270	C₂×D₃	—	2	4	no	—
271	C₂×D₃	—	4	2	no	—
272	C₂×D₃	—	4	2	no	—
273	C₂×D₃	—	4	8	no	—
274	C₃×C₄	—	2	1	no	—
275	C₃×C₄	—	2	1	no	—
276	C₃×C₄	—	2	2	no	—
277	C₃×C₄	—	12	2	no	—
278	C₃×C₄	C₉×C₂²⋊C₄	1	2	yes	—
279	C₃×C₄	C₂²×C₄×C₉	1	1	yes	characteristic
280	C₃×C₄	C₂×D₄×C₉	1	1	yes	characteristic
281	C₃×C₄	C₃×(C₂×D₃)⋊C₄	1	2	yes	—
282	C₃×C₄	C₂×C₃×C₄×D₃	1	1	yes	characteristic
283	C₃×C₄	C₂×C₃×#67	1	1	yes	characteristic
284	Dic₃	—	4	2	no	—
285	C₃²	C₂×C₃×#102	1	1	yes	characteristic
286	C₉	—	2	1	no	—
287	C₉	C₂×#821	1	1	yes	characteristic, direct product factor
288	C₂³	—	6	2	no	—
289	C₂³	—	6	4	no	—
290	C₂³	—	12	2	no	—
291	C₂³	—	12	2	no	—
292	C₂³	C₉×D₁₂	1	1	yes	characteristic
293	D₄	—	3	4	no	—
294	D₄	—	6	2	no	—
295	D₄	—	6	4	no	—
296	C₂×C₄	—	6	2	no	—
297	C₂×C₄	—	12	2	no	—
298	C₂×C₄	C₄×D₃×C₉	1	2	yes	—
299	C₂×C₄	C₉×D₁₂	1	1	yes	characteristic
300	C₂×C₄	C₉×#67	1	2	yes	—
301	C₂×C₄	C₂²×D₃×C₉	1	1	yes	characteristic
302	C₈	—	2	2	no	—
303	C₂×C₃	—	2	1	no	—
304	C₂×C₃	—	2	1	no	—
305	C₂×C₃	—	2	1	no	—
306	C₂×C₃	—	2	4	no	—
307	C₂×C₃	—	12	4	no	—
308	C₂×C₃	C₉×#102	1	4	yes	complemented
309	C₂×C₃	C₂×C₉×C₂²⋊C₄	1	1	yes	characteristic
310	C₂×C₃	C₂×C₉×D₈	1	1	yes	characteristic
311	C₂×C₃	C₂×C₉×SD₁₆	1	1	yes	characteristic
312	C₂×C₃	C₃×#821	1	4	yes	—
313	C₂×C₃	C₂×C₃×#204	1	1	yes	characteristic
314	C₂×C₃	C₂×C₃×D₂₄	1	1	yes	characteristic
315	C₂×C₃	C₂×C₃×(C₂×D₃)⋊C₄	1	1	yes	characteristic
316	D₃	—	4	4	no	—
317	C₂²	—	6	4	no	—
318	C₂²	—	12	2	no	—
319	C₂²	—	12	2	no	—
320	C₂²	—	12	8	no	—
321	C₂²	C₉×#204	1	2	yes	—
322	C₂²	C₉×D₂₄	1	2	yes	—
323	C₂²	C₉×(C₂×D₃)⋊C₄	1	2	yes	—
324	C₂²	C₂×C₉×D₁₂	1	1	yes	characteristic
325	C₄	—	12	2	no	—
326	C₄	C₉×(C₂×D₃)⋊C₄	1	2	yes	—
327	C₄	C₂×C₄×D₃×C₉	1	1	yes	characteristic
328	C₄	C₂×C₉×#67	1	1	yes	characteristic
329	C₃	—	2	1	no	—
330	C₃	C₂×C₉×#102	1	1	yes	characteristic, complemented
331	C₃	C₂×C₃×#821	1	1	yes	characteristic
332	C₂	—	12	4	no	—
333	C₂	C₉×#821	1	4	yes	direct product factor
334	C₂	C₂×C₉×#204	1	1	yes	characteristic
335	C₂	C₂×C₉×D₂₄	1	1	yes	characteristic
336	C₂	C₂×C₉×(C₂×D₃)⋊C₄	1	1	yes	characteristic

	subgroup	G/H
center	C₂³×C₉	D₁₂
commutator	C₃×C₄	C₂²×C₄×C₉
Frattini	C₂×C₃×C₄	C₂²×C₃×D₃
Fitting	C₂²×C₃×C₈×C₉	C₂
socle	C₂³×C₃²	C₃×D₄
prime radical	C₂²×C₃×D₁₂	C₂×C₃
cosocle	C₂×C₃²×C₄	C₂³×C₃
hypercenter	C₂²×C₈×C₉	D₃
hypocenter	C₃	C₂×C₉×#102
LCS	G ▷ C₃×C₄ ▷ C₂×C₃ ▷ C₃
UCS	C₁ ◁ C₂³×C₉ ◁ C₂²×C₄×C₉ ◁ C₂²×C₈×C₉

Complements

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

N	H ≅ G/N	type
2. C₂²×C₃×C₈×C₉	C₂	semidirect
3. C₂×C₉×C₄⋊Dic₃	C₂	semidirect
4. C₉×#821	C₂	direct (N × H)
12. C₂×C₉×D₁₂	C₄	semidirect
15. C₂×C₃×C₈×C₉	C₂²	semidirect
17. C₉×C₄⋊Dic₃	C₂²	semidirect
24. C₂²×C₈×C₉	D₃	semidirect
40. C₉×D₁₂	C₂×C₄	semidirect
43. C₂×#821	C₉	direct (N × H)
66. C₂×C₈×C₉	C₂×D₃	semidirect
84. C₂²×C₃×C₈	C₂×C₉	semidirect
87. C₂×C₄⋊Dic₃	C₂×C₉	semidirect
89. #821	C₂×C₉	direct (N × H)
127. C₂×C₃×C₉	#102	semidirect
145. C₂×D₁₂	C₄×C₉	semidirect
151. C₂×C₃×C₈	C₂²×C₉	semidirect
156. C₄⋊Dic₃	C₂²×C₉	semidirect
189. C₂²×C₈	D₃×C₉	semidirect
192. C₃×C₉	C₂×#102	semidirect
225. D₁₂	C₂×C₄×C₉	semidirect
239. C₂×C₉	#821	direct (N × H)
251. C₂×C₈	C₂×D₃×C₉	semidirect
287. C₉	C₂×#821	direct (N × H)
308. C₂×C₃	C₉×#102	semidirect
330. C₃	C₂×C₉×#102	semidirect
333. C₂	C₉×#821	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂²×C₉×D₁₂	2
C₂²×C₃×C₈×C₉	2
C₂×C₉×C₄⋊Dic₃	2
C₉×#821	2
C₂×C₃×#821	3
C₂×C₉×#102	3

Subgroups — C2×C9×#821 #13143104

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×C₉×#821 #13143104