Finite Group Databasebeta

← D9⋊(2−1+4⋊C3) #13164596

Subgroups — D9⋊(2−1+4⋊C3) #13164596

Order 1728.

625 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 625 conjugacy classes of subgroups — too many to draw. Only its 78 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
1#11722559C211yesmaximal, characteristic, complemented
2#11722414C211yesmaximal, characteristic, complemented
3D9⋊(#41⋊C3)C211yesmaximal, characteristic, complemented
4#11722408C212yesmaximal, complemented
5C2×D9⋊SL(2,𝔽3)C212yesmaximal, complemented
6D3×2−1+4⋊C3—31nomaximal
7D9×2−1+4C311yesmaximal, characteristic, complemented
8D4×AGL(1,ℤ/9)—41nomaximal
9#88683C2211yescharacteristic, complemented
10C2×C9⋊SL(2,𝔽3)C2212yescomplemented
11D9⋊SL(2,𝔽3)C2211yescharacteristic
12D9⋊SL(2,𝔽3)C2212yescomplemented
13#88614C2211yescharacteristic, complemented
14C3×2−1+4⋊C3D311yescharacteristic
15#1010⋊C3—31no—
16D3×#41⋊C3—31no—
17#1007⋊C3—32no—
18C2×D3×SL(2,𝔽3)—32no—
19C9×2−1+4C2×C311yescharacteristic, complemented
20#63716—32no—
21#63716—31no—
22#63716C2×C311yescharacteristic, complemented
23#41×D9—31no—
24#41×D9—32no—
25#41×D9C2×C311yescharacteristic, complemented
26#63713—31no—
27#63713C2×C312yescomplemented
28C2×Q8×D9—31no—
29C2×Q8×D9C2×C312yescomplemented
302−1+4⋊C9—21no—
31C22×AGL(1,ℤ/9)—42no—
32D4×3−1+2—41no—
33#611⋊C3—42no—
34C4⋊AGL(1,ℤ/9)—41no—
35C4×AGL(1,ℤ/9)—41no—
36C9⋊SL(2,𝔽3)C2311yescharacteristic
37D3×2−1+4—31no—
38C2×2−1+4⋊C3—91no—
39C3×D3×D4—121no—
40C3×#41⋊C3C2×D311yescharacteristic
41C2×C3×SL(2,𝔽3)C2×D312yes—
42D3×SL(2,𝔽3)—31no—
43D3×SL(2,𝔽3)—32no—
44C3⋊(#41⋊C3)—31no—
45C9×#41—31no—
46C9×#41—32no—
47C9×#41C22×C311yescharacteristic, complemented
48C2×Q8×C9—31no—
49C2×Q8×C9C22×C312yescomplemented
50#3701—31no—
51#3701—32no—
52#3701C22×C311yescharacteristic, complemented
53Q8×D9—32no—
54Q8×D9—31no—
55Q8×D9—32no—
56Q8×D9—32no—
57Q8×D9—32no—
58Q8×D9C22×C311yescharacteristic
59Q8×D9C22×C312yescomplemented
60#3699—34no—
61#3699—31no—
62#3699—32no—
63#3699—32no—
64#3699—31no—
65D4×D9—32no—
66D4×D9—31no—
67D4×D9A411yescharacteristic
68#3697—34no—
69#3697—32no—
70#3697—32no—
71#3697—31no—
72#3697—31no—
73C2×C4×D9—32no—
74C2×C4×D9—32no—
75C2×C4×D9—31no—
76C2×Dic18—32no—
77C2×Dic18—32no—
78C2×Dic18—31no—
79#41⋊C9—21no—
80C2×Q8⋊C9—22no—
81C22×3−1+2—42no—
82C2×AGL(1,ℤ/9)—41no—
83C2×AGL(1,ℤ/9)—42no—
84C2×AGL(1,ℤ/9)—84no—
85C4×3−1+2—41no—
863−1+2⋊C4—41no—
87C3×2−1+4C3×D311yescharacteristic
88#1010—31no—
89#1010—92no—
90#1010—91no—
91D3×#41—31no—
92D3×#41—91no—
93D3×#41—92no—
94#1007—32no—
95#1007—91no—
96C2×D3×Q8—32no—
97C2×D3×Q8—91no—
982−1+4⋊C3—31no—
992−1+4⋊C3—92no—
1002−1+4⋊C3—91no—
101C2×#41⋊C3—91no—
102C22×SL(2,𝔽3)—92no—
103C22×C3×D3—122no—
104C32×D4—41no—
105C3×#67—122no—
106C3×D12—121no—
107C3×C4×D3—121no—
108C3×SL(2,𝔽3)C22×D311yescharacteristic
109C22×D9—31no—
110C22×D9C2×A412yes—
111Q8×C9—32no—
112Q8×C9—31no—
113Q8×C9C23×C311yescharacteristic
114D4×C9—31no—
115D4×C9—32no—
116D4×C9—81no—
117D4×C9C2×A411yescharacteristic
118C2×C4×C9—32no—
119C2×C4×C9—32no—
120C2×C4×C9—31no—
121#611—32no—
122#611—32no—
123#611—32no—
124#611C2×A412yes—
125C2×Dic9—32no—
126C2×Dic9—32no—
127C2×Dic9—31no—
128D36—31no—
129D36—32no—
130D36C2×A411yescharacteristic
131C4×D9—34no—
132C4×D9—32no—
133C4×D9—31no—
134C4×D9—32no—
135C4×D9—32no—
136C4×D9—31no—
137C4×D9—31no—
138C4×D9C2×A411yescharacteristic
139Dic18—34no—
140Dic18—31no—
141Dic18—32no—
142Dic18—31no—
143Dic18—32no—
144Q8⋊C9—21no—
145C2×2−1+4—91noSylow
146C2×3−1+2—41no—
147C2×3−1+2—82no—
148AGL(1,ℤ/9)—42no—
149AGL(1,ℤ/9)—82no—
150C3×#41—31no—
151C3×#41—32no—
152C3×#41C2×C3×D311yescharacteristic
153C2×C3×Q8—31no—
154C2×C3×Q8C2×C3×D312yes—
155C2×C3×D4—361no—
156#239—31no—
157#239—91no—
158#239—92no—
159D3×Q8—31no—
160D3×Q8—32no—
161D3×Q8—91no—
162D3×Q8—92no—
163D3×Q8—92no—
164D3×Q8—92no—
165D3×Q8—92no—
166#237—92no—
167#237—94no—
168#237—91no—
169#237—92no—
170#237—91no—
171D3×D4—31no—
172D3×D4—92no—
173D3×D4—91no—
174#235—91no—
175#235—92no—
176#235—94no—
177#235—92no—
178#235—91no—
179C2×C4×D3—91no—
180C2×C4×D3—92no—
181C2×C4×D3—92no—
182C2×Dic6—92no—
183C2×Dic6—92no—
184C2×Dic6—91no—
185#41⋊C3—31no—
186#41⋊C3—91no—
187C2×SL(2,𝔽3)—32no—
188C2×SL(2,𝔽3)—91no—
189C2×SL(2,𝔽3)—92no—
190C22×C32—42no—
191C2×C3×D3—121no—
192C2×C3×D3—122no—
193C2×C3×D3—244no—
194C32×C4—41no—
195C3×Dic3—121no—
196C22×C9—31no—
197C22×C9—82no—
198C22×C9C22×A412yes—
199C2×D9—24no—
200C2×D9—31no—
201C2×D9—62no—
202C2×D9C22×A412yes—
203C2×D9C22×A411yescharacteristic
204C4×C9—32no—
205C4×C9—31no—
206C4×C9—81no—
207C4×C9C22×A411yescharacteristic
208Dic9—31no—
209Dic9—32no—
210Dic9C22×A411yescharacteristic
2112−1+4—91no—
2122−1+4—92no—
2132−1+4—271no—
2142−1+4—271no—
2152−1+4—272no—
2162−1+4AGL(1,ℤ/9)11yescharacteristic, complemented
217C2×#41—91no—
218C2×#41—271no—
219C2×#41—272no—
220C22×Q8—92no—
221C22×Q8—271no—
2223−1+2—41noSylow
223C23×C3—362no—
224C22×D3—32no—
225C22×D3—91no—
226C3×Q8—32no—
227C3×Q8—31no—
228C3×Q8C22×C3×D311yescharacteristic
229C3×D4—31no—
230C3×D4—32no—
231C3×D4—121no—
232C3×D4—361no—
233C3×D4—362no—
234C3×D4D3×A411yescharacteristic
235C2×C3×C4—32no—
236C2×C3×C4—32no—
237C2×C3×C4—31no—
238C2×C3×C4—361no—
239#67—32no—
240#67—92no—
241#67—92no—
242#67—92no—
243C2×Dic3—91no—
244C2×Dic3—92no—
245C2×Dic3—92no—
246D12—31no—
247D12—92no—
248D12—91no—
249C4×D3—31no—
250C4×D3—91no—
251C4×D3—91no—
252C4×D3—92no—
253C4×D3—92no—
254C4×D3—92no—
255C4×D3—94no—
256C4×D3—91no—
257Dic6—92no—
258Dic6—94no—
259Dic6—91no—
260Dic6—91no—
261Dic6—92no—
262SL(2,𝔽3)—31no—
263C2×C32—41no—
264C2×C32—82no—
265C3×D3—122no—
266C3×D3—242no—
267C2×C9—22no—
268C2×C9—61no—
269C2×C9—81no—
270C2×C9—162no—
271C2×C9C23×A411yescharacteristic
272D9—22no—
273D9—61no—
274D92−1+4⋊C312yescomplemented
275#41—31no—
276#41—32no—
277#41—91no—
278#41—272no—
279#41—271no—
280#41—274no—
281#41—272no—
282#41—271no—
283#41—272no—
284#41—274no—
285#41—272no—
286#41—271no—
287#41—271no—
288#41—272no—
289#41—271no—
290#41C2×AGL(1,ℤ/9)11yescharacteristic, complemented
291C2×Q8—31no—
292C2×Q8—91no—
293C2×Q8—92no—
294C2×Q8—271no—
295C2×Q8—272no—
296C2×Q8—272no—
297C2×Q8—271no—
298C2×Q8—272no—
299C2×Q8—272no—
300C2×Q8—272no—
301C2×Q8—272no—
302C2×Q8C2×AGL(1,ℤ/9)12yescomplemented
303C2×D4—91no—
304C2×D4—272no—
305C2×D4—271no—
306C22×C4—271no—
307C22×C4—272no—
308C22×C4—272no—
309C22×C3—31no—
310C22×C3—122no—
311C22×C3—361no—
312C22×C3—362no—
313C22×C3—724no—
314C22×C3C2×D3×A412yes—
315C2×D3—31no—
316C2×D3—32no—
317C2×D3—64no—
318C2×D3—91no—
319C2×D3—182no—
320C3×C4—31no—
321C3×C4—32no—
322C3×C4—121no—
323C3×C4—361no—
324C3×C4C2×D3×A411yescharacteristic
325Dic3—31no—
326Dic3—92no—
327Dic3—91no—
328C32—41no—
329C9—81no—
330C9C2×2−1+4⋊C311yescharacteristic, complemented
331C23—92no—
332C23—271no—
333Q8—32no—
334Q8—31no—
335Q8—272no—
336Q8—271no—
337Q8—272no—
338Q8—274no—
339Q8—271no—
340Q8C22×AGL(1,ℤ/9)11yescharacteristic
341D4—31no—
342D4—32no—
343D4—92no—
344D4—91no—
345D4—272no—
346D4—271no—
347D4—272no—
348D4—272no—
349D4—272no—
350D4D9⋊A411yescharacteristic
351C2×C4—32no—
352C2×C4—32no—
353C2×C4—31no—
354C2×C4—91no—
355C2×C4—271no—
356C2×C4—271no—
357C2×C4—272no—
358C2×C4—272no—
359C2×C4—272no—
360C2×C4—274no—
361C2×C4—271no—
362C2×C4—272no—
363C2×C4—272no—
364C2×C4—271no—
365C2×C3—22no—
366C2×C3—61no—
367C2×C3—121no—
368C2×C3—242no—
369C2×C3—362no—
370C2×C3—722no—
371C2×C3C22×D3×A411yescharacteristic
372D3—32no—
373D3—62no—
374D3—181no—
375C22—31no—
376C22—91no—
377C22—92no—
378C22—184no—
379C22—271no—
380C22—542no—
381C22C2×D9⋊A412yes—
382C4—31no—
383C4—32no—
384C4—91no—
385C4—271no—
386C4—272no—
387C4C2×D9⋊A411yescharacteristic
388C3—121no—
389C3D3×2−1+4⋊C311yescharacteristic
390C2—22no—
391C2—61no—
392C2—92no—
393C2—182no—
394C2—541no—
395C2C22×D9⋊A411yescharacteristic
subgroupG/H
centerC2C22×D9⋊A4
commutator, cosocle, hypocenterQ8×C9C23×C3
Frattini, socleC2×C3C22×D3×A4
FittingC9×2−1+4C2×C3
hypercenterD4D9⋊A4
LCSG ▷ Q8×C9
UCSC1 ◁ C2 ◁ D4

Complements

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

NH ≅ G/Ntype
1. #11722559C2semidirect
2. #11722414C2semidirect
3. D9⋊(#41⋊C3)C2semidirect
4. #11722408C2semidirect
5. C2×D9⋊SL(2,𝔽3)C2semidirect
7. D9×2−1+4C3semidirect
9. #88683C22semidirect
10. C2×C9⋊SL(2,𝔽3)C22semidirect
12. D9⋊SL(2,𝔽3)C22semidirect
13. #88614C22semidirect
19. C9×2−1+4C2×C3semidirect
22. #63716C2×C3semidirect
25. #41×D9C2×C3semidirect
27. #63713C2×C3semidirect
29. C2×Q8×D9C2×C3semidirect
47. C9×#41C22×C3semidirect
49. C2×Q8×C9C22×C3semidirect
52. #3701C22×C3semidirect
59. Q8×D9C22×C3semidirect
216. 2−1+4AGL(1,ℤ/9)semidirect
274. D92−1+4⋊C3semidirect
290. #41C2×AGL(1,ℤ/9)semidirect
302. C2×Q8C2×AGL(1,ℤ/9)semidirect
330. C9C2×2−1+4⋊C3semidirect

Maximal subgroups

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

subgroupindex
#117225592
#117224142
D9⋊(#41⋊C3)2
#117224082
C2×D9⋊SL(2,𝔽3)2
D3×2−1+4⋊C33
D9×2−1+43
D4×AGL(1,ℤ/9)4