Finite Group Databasebeta

← C31×#22775 #21479534

Subgroups — C31×#22775 #21479534

Order 7936.

838 conjugacy classes of subgroups.

The subgroup lattice has 622 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C31×#440C211yesmaximal, characteristic
2C31×#2357C211yesmaximal, characteristic
3Q8×C4⋊C4×C31C211yesmaximal, characteristic, complemented
4C31×#1936C211yesmaximal, characteristic
5C31×#1934C211yesmaximal, characteristic
6C31×#1921C211yesmaximal, characteristic, complemented
7C31×#1918C211yesmaximal, characteristic, complemented
8C31×#1880C211yesmaximal, characteristic
9C31×#1880C211yesmaximal, characteristic
10C31×#1836C211yesmaximal, characteristic, complemented
11C31×#1805C211yesmaximal, characteristic, complemented
12C31×#1802C211yesmaximal, characteristic
13C31×#1771C211yesmaximal, characteristic, complemented
14C31×#1763C211yesmaximal, characteristic, complemented
15C4×C31×#103C211yesmaximal, characteristic, complemented
16C22×SD16×C31C2211yescharacteristic
17C2×C4×Q8×C31C2211yescharacteristic
18C2×C4×Q8×C31C2211yescharacteristic
19C2×C4×Q8×C31C2211yescharacteristic
20C2×C4×D4×C31C2211yescharacteristic
21C31×#440C418yescomplemented
22C2×C31×#107C2211yescharacteristic
23C2×C31×C4⋊C8C2211yescharacteristic
24C2×C31×#103C2211yescharacteristic
25C2×C31×#103C2211yescharacteristic
26C2×C31×#103C2211yescharacteristic
27C2×C31×#102C2211yescharacteristic
28C2×C31×#102C2211yescharacteristic
29C2×C31×#102C2211yescharacteristic
30C2×C31×#97C2211yescharacteristic
31C2×C31×#97C2211yescharacteristic
32C2×C4×C8×C31C2211yescharacteristic
33C31×#390C2211yescharacteristic
34C31×#390C2211yescharacteristic
35C31×#389—21no—
36C31×#389—21no—
37C31×#389C2211yescharacteristic
38C31×#389C2211yescharacteristic
39C31×#388—21no—
40C31×#388—21no—
41C31×#384—21no—
42C31×#384C2211yescharacteristic
43C31×#382C2211yescharacteristic
44C31×#381—21no—
45C4×C4⋊C4×C31—21no—
46C4×C4⋊C4×C31C2211yescharacteristic
47C4×C4⋊C4×C31C2211yescharacteristic
48C4×C4⋊C4×C31C2211yescharacteristic
49C4×C22⋊C4×C31—21no—
50C31×#340C2211yescharacteristic
51C31×#340C2211yescharacteristic
52C31×#340C2211yescharacteristic
53C31×#340C2211yescharacteristic
54C31×#340C2211yescharacteristic
55C31×#340C2211yescharacteristic
56C31×#340C2211yescharacteristic
57C31×#340C2211yescharacteristic
58C31×#336C2211yescharacteristic
59C31×#336C2211yescharacteristic
60C22×Q8×C31C2311yescharacteristic
61C22×D4×C31C2311yescharacteristic
62C23×C4×C31—21no—
63C2×SD16×C31—22no—
64C2×SD16×C31—22no—
65C2×SD16×C31C2×C414yes—
66C22×C8×C31C2311yescharacteristic
67C22×C8×C31C2311yescharacteristic
68C22×C8×C31C2311yescharacteristic
69C22×C8×C31C2311yescharacteristic
70C4×Q8×C31—22no—
71C4×Q8×C31—22no—
72C4×Q8×C31—22no—
73C4×Q8×C31—41no—
74C4×Q8×C31—41no—
75C4×Q8×C31C2×C414yes—
76C4×D4×C31—22no—
77C4×D4×C31C2×C414yes—
78C2×C4⋊C4×C31—21no—
79C2×C4⋊C4×C31—21no—
80C2×C4⋊C4×C31—21no—
81C2×C4⋊C4×C31—21no—
82C2×C4⋊C4×C31—21no—
83C2×C4⋊C4×C31—21no—
84C2×C4⋊C4×C31—21no—
85C2×C4⋊C4×C31D411yescharacteristic
86C2×C4⋊C4×C31D411yescharacteristic
87C2×C4⋊C4×C31C2311yescharacteristic
88C2×C4⋊C4×C31C2311yescharacteristic
89C2×C4⋊C4×C31C2311yescharacteristic
90C2×C4⋊C4×C31C2311yescharacteristic
91C2×C4⋊C4×C31C2311yescharacteristic
92C2×C4⋊C4×C31C2311yescharacteristic
93C2×C22⋊C4×C31—21no—
94C2×C22⋊C4×C31—21no—
95C2×C22⋊C4×C31—21no—
96C2×C22⋊C4×C31—21no—
97C2×C22⋊C4×C31—21no—
98C2×C42×C31—21no—
99C2×C42×C31—21no—
100C2×C42×C31—21no—
101C2×C42×C31—21no—
102C2×C42×C31—21no—
103C2×C42×C31C2311yescharacteristic
104C2×C42×C31C2311yescharacteristic
105C2×C42×C31C2311yescharacteristic
106C31×#107C2×C414yes—
107C31×C4⋊C8—22no—
108C31×#103—22no—
109C31×#103—22no—
110C31×#103C2×C414yes—
111C31×#102—41no—
112C31×#102—41no—
113C31×#102C2×C414yes—
114C31×#97—41no—
115C31×#97C2×C414yes—
116C4×C8×C31—41no—
117C31×#95—21no—
118C31×#95—21no—
119C31×#95—21no—
120C31×#95—21no—
121C31×#95—21no—
122C31×#95—21no—
123C31×#95D411yescharacteristic
124C31×#95D411yescharacteristic
125C24×C31—21no—
126C2×Q8×C31—21no—
127C2×Q8×C31—21no—
128C2×Q8×C31—21no—
129C2×Q8×C31C22×C412yes—
130C2×Q8×C31#4112yes—
131C2×Q8×C31#4112yes—
132C2×D4×C31—21no—
133C2×D4×C31—21no—
134C2×D4×C31—21no—
135C2×D4×C31—21no—
136C2×D4×C31—21no—
137C2×D4×C31C22×C412yes—
138C22×C4×C31—21no—
139C22×C4×C31—21no—
140C22×C4×C31—21no—
141C22×C4×C31—24no—
142C22×C4×C31—21no—
143C22×C4×C31—21no—
144C22×C4×C31—21no—
145C22×C4×C31—21no—
146C22×C4×C31—81no—
147C22×C4×C31—81no—
148C22×C4×C31C2×D411yescharacteristic
149C22×C4×C31C2×D411yescharacteristic
150C22×C4×C31C2×D411yescharacteristic
151C22×C4×C31C2×D411yescharacteristic
152C22×C4×C31C2×D411yescharacteristic
153C22×C4×C31C2×D411yescharacteristic
154C22×C4×C31C2411yescharacteristic
155SD16×C31—28no—
156C2×C8×C31—21no—
157C2×C8×C31—21no—
158C2×C8×C31—21no—
159C2×C8×C31—21no—
160C2×C8×C31—21no—
161C2×C8×C31—21no—
162C2×C8×C31—21no—
163C2×C8×C31—21no—
164C2×C8×C31—21no—
165C2×C8×C31—21no—
166C2×C8×C31C22×C412yes—
167C2×C8×C31C22×C412yes—
168C4⋊C4×C31—24no—
169C4⋊C4×C31—22no—
170C4⋊C4×C31—21no—
171C4⋊C4×C31—21no—
172C4⋊C4×C31—21no—
173C4⋊C4×C31—21no—
174C4⋊C4×C31—21no—
175C4⋊C4×C31—21no—
176C4⋊C4×C31—21no—
177C4⋊C4×C31—21no—
178C4⋊C4×C31—21no—
179C4⋊C4×C31—21no—
180C4⋊C4×C31—41no—
181C4⋊C4×C31—42no—
182C4⋊C4×C31—42no—
183C4⋊C4×C31—42no—
184C4⋊C4×C31—81no—
185C4⋊C4×C31—81no—
186C4⋊C4×C31—81no—
187C4⋊C4×C31C22×C412yes—
188C4⋊C4×C31C22×C412yes—
189C22⋊C4×C31—24no—
190C22⋊C4×C31—42no—
191C22⋊C4×C31—42no—
192C22⋊C4×C31—81no—
193C22⋊C4×C31—81no—
194C42×C31—24no—
195C42×C31—21no—
196C42×C31—21no—
197C42×C31—21no—
198C42×C31—21no—
199C42×C31—42no—
200C42×C31—42no—
201C42×C31—81no—
202C42×C31—81no—
203C42×C31C22×C412yes—
204C42×C31#4112yes—
205#22775C3111yesmaximal, characteristic, direct product factor, Sylow
206C23×C31—22no—
207C23×C31—41no—
208C23×C31—41no—
209C23×C31—41no—
210C23×C31—41no—
211C23×C31—41no—
212C23×C31—41no—
213C23×C31C22×D411yescharacteristic
214Q8×C31—22no—
215Q8×C31—22no—
216Q8×C31—22no—
217Q8×C31#11714yes—
218D4×C31—22no—
219D4×C31—22no—
220D4×C31—41no—
221D4×C31—41no—
222C2×C4×C31—22no—
223C2×C4×C31—21no—
224C2×C4×C31—22no—
225C2×C4×C31—22no—
226C2×C4×C31—21no—
227C2×C4×C31—21no—
228C2×C4×C31—21no—
229C2×C4×C31—21no—
230C2×C4×C31—21no—
231C2×C4×C31—22no—
232C2×C4×C31—22no—
233C2×C4×C31—21no—
234C2×C4×C31—21no—
235C2×C4×C31—21no—
236C2×C4×C31—21no—
237C2×C4×C31—21no—
238C2×C4×C31—21no—
239C2×C4×C31—21no—
240C2×C4×C31—21no—
241C2×C4×C31—21no—
242C2×C4×C31—41no—
243C2×C4×C31—41no—
244C2×C4×C31—41no—
245C2×C4×C31—41no—
246C2×C4×C31—41no—
247C2×C4×C31—41no—
248C2×C4×C31—41no—
249C2×C4×C31—41no—
250C2×C4×C31—41no—
251C2×C4×C31—41no—
252C2×C4×C31—41no—
253C2×C4×C31—41no—
254C2×C4×C31—41no—
255C2×C4×C31—41no—
256C2×C4×C31—41no—
257C2×C4×C31—41no—
258C2×C4×C31—84no—
259C2×C4×C31C4×D412yes—
260C2×C4×C31C4×D412yes—
261C2×C4×C31#13712yes—
262C2×C4×C31C23×C411yescharacteristic
263C2×C4×C31C2×#4111yescharacteristic
264C2×C4×C31C2×#4111yescharacteristic
265C2×C4×C31C2×#4111yescharacteristic
266C2×C4×C31H(5,𝔽2)11yescharacteristic
267C2×C4×C312−1+411yescharacteristic
268C8×C31—22no—
269C8×C31—22no—
270C8×C31—41no—
271C8×C31—41no—
272C2×#440C2×C3111yescharacteristic
273#2357C2×C3111yescharacteristic
274Q8×C4⋊C4C2×C3111yescharacteristic, complemented
275#1936C2×C3111yescharacteristic
276#1934C2×C3111yescharacteristic
277#1921C2×C3111yescharacteristic, complemented
278#1918C2×C3111yescharacteristic, complemented
279#1880C2×C3111yescharacteristic
280#1880C2×C3111yescharacteristic
281#1836C2×C3111yescharacteristic, complemented
282#1805C2×C3111yescharacteristic, complemented
283#1802C2×C3111yescharacteristic
284#1771C2×C3111yescharacteristic, complemented
285#1763C2×C3111yescharacteristic, complemented
286C4×#103C2×C3111yescharacteristic, complemented
287C22×C31—42no—
288C22×C31—42no—
289C22×C31—42no—
290C22×C31—81no—
291C22×C31—81no—
292C22×C31—81no—
293C22×C31—81no—
294C22×C31C2×C4×D411yescharacteristic
295C22×C31#54611yescharacteristic
296C22×C31#54811yescharacteristic
297C22×C31C2×#13711yescharacteristic
298C22×C31#57511yescharacteristic
299C22×C31#57611yescharacteristic
300C22×C31#57711yescharacteristic
301C4×C31—24no—
302C4×C31—22no—
303C4×C31—22no—
304C4×C31—22no—
305C4×C31—42no—
306C4×C31—42no—
307C4×C31—41no—
308C4×C31—41no—
309C4×C31—41no—
310C4×C31—81no—
311C4×C31—81no—
312C4×C31—81no—
313C4×C31—81no—
314C4×C31C2×#11711yescharacteristic
315C4×C31#52011yescharacteristic
316C4×C31#55211yescharacteristic
317C4×C31#55311yescharacteristic
318C22×SD16C22×C3111yescharacteristic
319C2×C4×Q8C22×C3111yescharacteristic
320C2×C4×Q8C22×C3111yescharacteristic
321C2×C4×Q8C22×C3111yescharacteristic
322C2×C4×D4C22×C3111yescharacteristic
323#440C4×C3118yescomplemented
324C2×#107C22×C3111yescharacteristic
325C2×C4⋊C8C22×C3111yescharacteristic
326C2×#103C22×C3111yescharacteristic
327C2×#103C22×C3111yescharacteristic
328C2×#103C22×C3111yescharacteristic
329C2×#102C22×C3111yescharacteristic
330C2×#102C22×C3111yescharacteristic
331C2×#102C22×C3111yescharacteristic
332C2×#97C22×C3111yescharacteristic
333C2×#97C22×C3111yescharacteristic
334C2×C4×C8C22×C3111yescharacteristic
335#390C22×C3111yescharacteristic
336#390C22×C3111yescharacteristic
337#389—21no—
338#389—21no—
339#389C22×C3111yescharacteristic
340#389C22×C3111yescharacteristic
341#388—21no—
342#388—21no—
343#384—21no—
344#384C22×C3111yescharacteristic
345#382C22×C3111yescharacteristic
346#381—21no—
347C4×C4⋊C4—21no—
348C4×C4⋊C4C22×C3111yescharacteristic
349C4×C4⋊C4C22×C3111yescharacteristic
350C4×C4⋊C4C22×C3111yescharacteristic
351C4×C22⋊C4—21no—
352#340C22×C3111yescharacteristic
353#340C22×C3111yescharacteristic
354#340C22×C3111yescharacteristic
355#340C22×C3111yescharacteristic
356#340C22×C3111yescharacteristic
357#340C22×C3111yescharacteristic
358#340C22×C3111yescharacteristic
359#340C22×C3111yescharacteristic
360#336C22×C3111yescharacteristic
361#336C22×C3111yescharacteristic
362C2×C31—82no—
363C2×C31#235211yescharacteristic
364C2×C31C4×#13711yescharacteristic
365C2×C31#294611yescharacteristic
366C2×C31#330911yescharacteristic
367C2×C31#332011yescharacteristic
368C2×C31#337111yescharacteristic
369C2×C31#337511yescharacteristic
370C22×Q8C23×C3111yescharacteristic
371C22×D4C23×C3111yescharacteristic
372C23×C4—21no—
373C2×SD16—22no—
374C2×SD16—22no—
375C2×SD16C2×C4×C3114yes—
376C22×C8C23×C3111yescharacteristic
377C22×C8C23×C3111yescharacteristic
378C22×C8C23×C3111yescharacteristic
379C22×C8C23×C3111yescharacteristic
380C4×Q8—22no—
381C4×Q8—22no—
382C4×Q8—22no—
383C4×Q8—41no—
384C4×Q8—41no—
385C4×Q8C2×C4×C3114yes—
386C4×D4—22no—
387C4×D4C2×C4×C3114yes—
388C2×C4⋊C4—21no—
389C2×C4⋊C4—21no—
390C2×C4⋊C4—21no—
391C2×C4⋊C4—21no—
392C2×C4⋊C4—21no—
393C2×C4⋊C4—21no—
394C2×C4⋊C4—21no—
395C2×C4⋊C4D4×C3111yescharacteristic
396C2×C4⋊C4D4×C3111yescharacteristic
397C2×C4⋊C4C23×C3111yescharacteristic
398C2×C4⋊C4C23×C3111yescharacteristic
399C2×C4⋊C4C23×C3111yescharacteristic
400C2×C4⋊C4C23×C3111yescharacteristic
401C2×C4⋊C4C23×C3111yescharacteristic
402C2×C4⋊C4C23×C3111yescharacteristic
403C2×C22⋊C4—21no—
404C2×C22⋊C4—21no—
405C2×C22⋊C4—21no—
406C2×C22⋊C4—21no—
407C2×C22⋊C4—21no—
408C2×C42—21no—
409C2×C42—21no—
410C2×C42—21no—
411C2×C42—21no—
412C2×C42—21no—
413C2×C42C23×C3111yescharacteristic
414C2×C42C23×C3111yescharacteristic
415C2×C42C23×C3111yescharacteristic
416#107C2×C4×C3114yes—
417C4⋊C8—22no—
418#103—22no—
419#103—22no—
420#103C2×C4×C3114yes—
421#102—41no—
422#102—41no—
423#102C2×C4×C3114yes—
424#97—41no—
425#97C2×C4×C3114yes—
426C4×C8—41no—
427#95—21no—
428#95—21no—
429#95—21no—
430#95—21no—
431#95—21no—
432#95—21no—
433#95D4×C3111yescharacteristic
434#95D4×C3111yescharacteristic
435C31#2277511yescharacteristic, direct product factor, Sylow
436C24—21no—
437C2×Q8—21no—
438C2×Q8—21no—
439C2×Q8—21no—
440C2×Q8C22×C4×C3112yes—
441C2×Q8#41×C3112yes—
442C2×Q8#41×C3112yes—
443C2×D4—21no—
444C2×D4—21no—
445C2×D4—21no—
446C2×D4—21no—
447C2×D4—21no—
448C2×D4C22×C4×C3112yes—
449C22×C4—21no—
450C22×C4—21no—
451C22×C4—21no—
452C22×C4—24no—
453C22×C4—21no—
454C22×C4—21no—
455C22×C4—21no—
456C22×C4—21no—
457C22×C4—81no—
458C22×C4—81no—
459C22×C4C2×D4×C3111yescharacteristic
460C22×C4C2×D4×C3111yescharacteristic
461C22×C4C2×D4×C3111yescharacteristic
462C22×C4C2×D4×C3111yescharacteristic
463C22×C4C2×D4×C3111yescharacteristic
464C22×C4C2×D4×C3111yescharacteristic
465C22×C4C24×C3111yescharacteristic
466SD16—28no—
467C2×C8—21no—
468C2×C8—21no—
469C2×C8—21no—
470C2×C8—21no—
471C2×C8—21no—
472C2×C8—21no—
473C2×C8—21no—
474C2×C8—21no—
475C2×C8—21no—
476C2×C8—21no—
477C2×C8C22×C4×C3112yes—
478C2×C8C22×C4×C3112yes—
479C4⋊C4—24no—
480C4⋊C4—22no—
481C4⋊C4—21no—
482C4⋊C4—21no—
483C4⋊C4—21no—
484C4⋊C4—21no—
485C4⋊C4—21no—
486C4⋊C4—21no—
487C4⋊C4—21no—
488C4⋊C4—21no—
489C4⋊C4—21no—
490C4⋊C4—21no—
491C4⋊C4—41no—
492C4⋊C4—42no—
493C4⋊C4—42no—
494C4⋊C4—42no—
495C4⋊C4—81no—
496C4⋊C4—81no—
497C4⋊C4—81no—
498C4⋊C4C22×C4×C3112yes—
499C4⋊C4C22×C4×C3112yes—
500C22⋊C4—24no—
501C22⋊C4—42no—
502C22⋊C4—42no—
503C22⋊C4—81no—
504C22⋊C4—81no—
505C42—24no—
506C42—21no—
507C42—21no—
508C42—21no—
509C42—21no—
510C42—42no—
511C42—42no—
512C42—81no—
513C42—81no—
514C42C22×C4×C3112yes—
515C42#41×C3112yes—
516C23—22no—
517C23—41no—
518C23—41no—
519C23—41no—
520C23—41no—
521C23—41no—
522C23—41no—
523C23C22×D4×C3111yescharacteristic
524Q8—22no—
525Q8—22no—
526Q8—22no—
527Q8C31×#11714yes—
528D4—22no—
529D4—22no—
530D4—41no—
531D4—41no—
532C2×C4—22no—
533C2×C4—21no—
534C2×C4—22no—
535C2×C4—22no—
536C2×C4—21no—
537C2×C4—21no—
538C2×C4—21no—
539C2×C4—21no—
540C2×C4—21no—
541C2×C4—22no—
542C2×C4—22no—
543C2×C4—21no—
544C2×C4—21no—
545C2×C4—21no—
546C2×C4—21no—
547C2×C4—21no—
548C2×C4—21no—
549C2×C4—21no—
550C2×C4—21no—
551C2×C4—21no—
552C2×C4—41no—
553C2×C4—41no—
554C2×C4—41no—
555C2×C4—41no—
556C2×C4—41no—
557C2×C4—41no—
558C2×C4—41no—
559C2×C4—41no—
560C2×C4—41no—
561C2×C4—41no—
562C2×C4—41no—
563C2×C4—41no—
564C2×C4—41no—
565C2×C4—41no—
566C2×C4—41no—
567C2×C4—41no—
568C2×C4—84no—
569C2×C4C4×D4×C3112yes—
570C2×C4C4×D4×C3112yes—
571C2×C4C31×#13712yes—
572C2×C4C23×C4×C3111yescharacteristic
573C2×C4C2×#41×C3111yescharacteristic
574C2×C4C2×#41×C3111yescharacteristic
575C2×C4C2×#41×C3111yescharacteristic
576C2×C4C31×H(5,𝔽2)11yescharacteristic
577C2×C4C31×2−1+411yescharacteristic
578C8—22no—
579C8—22no—
580C8—41no—
581C8—41no—
582C22—42no—
583C22—42no—
584C22—42no—
585C22—81no—
586C22—81no—
587C22—81no—
588C22—81no—
589C22C2×C4×D4×C3111yescharacteristic
590C22C31×#54611yescharacteristic
591C22C31×#54811yescharacteristic
592C22C2×C31×#13711yescharacteristic
593C22C31×#57511yescharacteristic
594C22C31×#57611yescharacteristic
595C22C31×#57711yescharacteristic
596C4—24no—
597C4—22no—
598C4—22no—
599C4—22no—
600C4—42no—
601C4—42no—
602C4—41no—
603C4—41no—
604C4—41no—
605C4—81no—
606C4—81no—
607C4—81no—
608C4—81no—
609C4C2×C31×#11711yescharacteristic
610C4C31×#52011yescharacteristic
611C4C31×#55211yescharacteristic
612C4C31×#55311yescharacteristic
613C2—82no—
614C2C31×#235211yescharacteristic
615C2C4×C31×#13711yescharacteristic
616C2C31×#294611yescharacteristic
617C2C31×#330911yescharacteristic
618C2C31×#332011yescharacteristic
619C2C31×#337111yescharacteristic
620C2C31×#337511yescharacteristic
subgroupG/H
center, socleC23×C31C22×D4
commutatorC2×C4C23×C4×C31
Frattini, cosocleC22×C4C24×C31
prime radicalC22×D4×C31C23
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C31 ◁ C4×C4⋊C4×C31 ◁ G

Complements

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

NH ≅ G/Ntype
3. Q8×C4⋊C4×C31C2semidirect
6. C31×#1921C2semidirect
7. C31×#1918C2semidirect
10. C31×#1836C2semidirect
11. C31×#1805C2semidirect
13. C31×#1771C2semidirect
14. C31×#1763C2semidirect
15. C4×C31×#103C2semidirect
21. C31×#440C4semidirect
205. #22775C31direct (N × H)
274. Q8×C4⋊C4C2×C31semidirect
277. #1921C2×C31semidirect
278. #1918C2×C31semidirect
281. #1836C2×C31semidirect
282. #1805C2×C31semidirect
284. #1771C2×C31semidirect
285. #1763C2×C31semidirect
286. C4×#103C2×C31semidirect
323. #440C4×C31semidirect
435. C31#22775direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C31×#4402
C31×#23572
Q8×C4⋊C4×C312
C31×#19362
C31×#19342
C31×#19212
C31×#19182
C31×#18802
C31×#18362
C31×#18052
C31×#18022
C31×#17712
C31×#17632
C4×C31×#1032
#2277531