Finite Group Databasebeta

← C31×#25039 #21481798

Subgroups — C31×#25039 #21481798

Order 7936.

784 conjugacy classes of subgroups.

The subgroup lattice has 640 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C31×#470C211yesmaximal, characteristic
2C2×C4×Q16×C31C211yesmaximal, characteristic, complemented
3C31×#2423C211yesmaximal, characteristic
4C31×#2421C211yesmaximal, characteristic
5C31×#2074C211yesmaximal, characteristic, complemented
6C31×#2072C211yesmaximal, characteristic, complemented
7C31×#2036C211yesmaximal, characteristic
8C31×#2035C211yesmaximal, characteristic
9C31×#1971C211yesmaximal, characteristic, complemented
10C31×#1941C211yesmaximal, characteristic, complemented
11C31×#1865C211yesmaximal, characteristic, complemented
12C31×#1863C211yesmaximal, characteristic, complemented
13C31×#1847C211yesmaximal, characteristic, complemented
14C31×#1809C211yesmaximal, characteristic
15C31×#1753C211yesmaximal, characteristic
16C22×Q16×C31C2211yescharacteristic
17C22×M16×C31C2211yescharacteristic
18C2×C31×C22⋊Q8C2211yescharacteristic
19C2×C31×C22⋊Q8C2211yescharacteristic
20C2×C4×Q8×C31C2211yescharacteristic
21C2×C4×Q8×C31C2211yescharacteristic
22C31×#470—24no—
23C4×Q16×C31—24no—
24C2×C31×#107C2211yescharacteristic
25C2×C31×#107C2211yescharacteristic
26C2×C31×#106C2211yescharacteristic
27C2×C31×#106C2211yescharacteristic
28C2×C31×#106C2211yescharacteristic
29C2×C31×#103C2211yescharacteristic
30C2×C31×#103C2211yescharacteristic
31C2×C31×#103C2211yescharacteristic
32C2×C31×#103C2211yescharacteristic
33C2×C31×#103C2211yescharacteristic
34C2×C31×#103C2211yescharacteristic
35C2×C31×C22⋊C8C2211yescharacteristic
36C2×C31×#97C2211yescharacteristic
37C2×C4×C8×C31C2211yescharacteristic
38C31×#400—21no—
39C31×#399—21no—
40C31×#398—21no—
41C31×#397—21no—
42C31×#391C2211yescharacteristic
43C31×#391C2211yescharacteristic
44C31×#389C2211yescharacteristic
45C31×#389C2211yescharacteristic
46C31×#388—21no—
47C31×#388—21no—
48C31×#387—21no—
49C31×#387—21no—
50C31×#384C2211yescharacteristic
51C31×#382C2211yescharacteristic
52C31×#380C2211yescharacteristic
53C31×#380C2211yescharacteristic
54C4×C22⋊C4×C31C2211yescharacteristic
55C31×#340C2211yescharacteristic
56C31×#340C2211yescharacteristic
57C31×#340C2211yescharacteristic
58C31×#340C2211yescharacteristic
59C31×#336C2211yescharacteristic
60C31×#336C2211yescharacteristic
61C22×Q8×C31C2311yescharacteristic
62C22×Q8×C31C2311yescharacteristic
63C23×C4×C31C2311yescharacteristic
64C2×Q16×C31—22no—
65C2×Q16×C31—22no—
66C2×Q16×C31D414yes—
67C2×M16×C31—22no—
68C2×M16×C31—22no—
69C2×M16×C31—22no—
70C22×C8×C31C2311yescharacteristic
71C22×C8×C31C2311yescharacteristic
72C22×C8×C31C2311yescharacteristic
73C22×C8×C31C2311yescharacteristic
74C31×C22⋊Q8—22no—
75C31×C22⋊Q8—22no—
76C31×C22⋊Q8—41no—
77C31×C22⋊Q8—41no—
78C4×Q8×C31—22no—
79C4×Q8×C31—22no—
80C4×Q8×C31—41no—
81C4×Q8×C31—41no—
82C2×C4⋊C4×C31—21no—
83C2×C4⋊C4×C31—21no—
84C2×C4⋊C4×C31—21no—
85C2×C4⋊C4×C31—21no—
86C2×C4⋊C4×C31—21no—
87C2×C4⋊C4×C31—21no—
88C2×C4⋊C4×C31—21no—
89C2×C4⋊C4×C31—21no—
90C2×C4⋊C4×C31C2311yescharacteristic
91C2×C4⋊C4×C31C2311yescharacteristic
92C2×C4⋊C4×C31C2311yescharacteristic
93C2×C4⋊C4×C31C2311yescharacteristic
94C2×C4⋊C4×C31C2311yescharacteristic
95C2×C4⋊C4×C31C2311yescharacteristic
96C2×C22⋊C4×C31—21no—
97C2×C22⋊C4×C31—21no—
98C2×C22⋊C4×C31—21no—
99C2×C22⋊C4×C31—21no—
100C2×C22⋊C4×C31D411yescharacteristic
101C2×C22⋊C4×C31D411yescharacteristic
102C2×C42×C31—21no—
103C2×C42×C31—21no—
104C2×C42×C31C2311yescharacteristic
105C2×C42×C31C2311yescharacteristic
106C31×#107—22no—
107C31×#107—41no—
108C31×#106—22no—
109C31×#106—22no—
110C31×#106—41no—
111C31×#103—22no—
112C31×#103—22no—
113C31×#103—22no—
114C31×#103—22no—
115C31×#103—22no—
116C31×#103—22no—
117C31×C22⋊C8—22no—
118C31×#97—22no—
119C4×C8×C31—22no—
120C31×#95—21no—
121C31×#95—21no—
122C31×#95—21no—
123C31×#95—21no—
124C31×#95—21no—
125C31×#95—21no—
126C31×#95—21no—
127C31×#95—21no—
128C31×#95—21no—
129C31×#95—21no—
130C31×#95D411yescharacteristic
131C31×#95D411yescharacteristic
132C24×C31C2×D411yescharacteristic
133C2×Q8×C31—21no—
134C2×Q8×C31—21no—
135C2×Q8×C31—21no—
136C2×Q8×C31—21no—
137C2×Q8×C31—21no—
138C2×Q8×C31—21no—
139C2×Q8×C31—21no—
140C2×Q8×C31—21no—
141C2×Q8×C31—21no—
142C2×Q8×C31—21no—
143C2×Q8×C31C2×D412yes—
144C2×Q8×C31C2×D412yes—
145C22×C4×C31—21no—
146C22×C4×C31—21no—
147C22×C4×C31—21no—
148C22×C4×C31—21no—
149C22×C4×C31—21no—
150C22×C4×C31—21no—
151C22×C4×C31—21no—
152C22×C4×C31—21no—
153C22×C4×C31—21no—
154C22×C4×C31—21no—
155C22×C4×C31—21no—
156C22×C4×C31—21no—
157C22×C4×C31—21no—
158C22×C4×C31—21no—
159C22×C4×C31C2×D411yescharacteristic
160C22×C4×C31C2×D411yescharacteristic
161C22×C4×C31C2×D411yescharacteristic
162C22×C4×C31C2×D411yescharacteristic
163C22×C4×C31C2×D411yescharacteristic
164C22×C4×C31C2411yescharacteristic
165Q16×C31—28no—
166M16×C31—44no—
167C2×C8×C31—21no—
168C2×C8×C31—21no—
169C2×C8×C31—21no—
170C2×C8×C31—21no—
171C2×C8×C31—21no—
172C2×C8×C31—21no—
173C2×C8×C31—21no—
174C2×C8×C31—21no—
175C2×C8×C31C2×D412yes—
176C2×C8×C31#4112yes—
177C2×C8×C31#4112yes—
178C2×C8×C31#4112yes—
179C4⋊C4×C31—21no—
180C4⋊C4×C31—21no—
181C4⋊C4×C31—21no—
182C4⋊C4×C31—21no—
183C4⋊C4×C31—21no—
184C4⋊C4×C31—21no—
185C4⋊C4×C31—21no—
186C4⋊C4×C31—21no—
187C4⋊C4×C31—21no—
188C4⋊C4×C31—21no—
189C4⋊C4×C31—21no—
190C4⋊C4×C31—21no—
191C4⋊C4×C31—42no—
192C4⋊C4×C31—42no—
193C4⋊C4×C31—42no—
194C4⋊C4×C31—42no—
195C4⋊C4×C31—42no—
196C4⋊C4×C31—42no—
197C4⋊C4×C31—81no—
198C4⋊C4×C31—81no—
199C22⋊C4×C31—22no—
200C22⋊C4×C31—41no—
201C22⋊C4×C31—42no—
202C22⋊C4×C31—42no—
203C22⋊C4×C31—42no—
204C22⋊C4×C31—81no—
205C42×C31—21no—
206C42×C31—21no—
207C42×C31—21no—
208C42×C31—21no—
209C42×C31—42no—
210C42×C31—42no—
211#25039C3111yesmaximal, characteristic, direct product factor, Sylow
212C23×C31—21no—
213C23×C31—21no—
214C23×C31—21no—
215C23×C31—21no—
216C23×C31—21no—
217C23×C31—21no—
218C23×C31—21no—
219C23×C31C22×D411yescharacteristic
220Q8×C31—22no—
221Q8×C31—22no—
222Q8×C31—22no—
223Q8×C31—22no—
224Q8×C31—41no—
225Q8×C31—41no—
226Q8×C31—41no—
227Q8×C31—41no—
228C2×C4×C31—21no—
229C2×C4×C31—21no—
230C2×C4×C31—21no—
231C2×C4×C31—21no—
232C2×C4×C31—22no—
233C2×C4×C31—22no—
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—21no—
243C2×C4×C31—21no—
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—41no—
259C2×C4×C31—41no—
260C2×C4×C31—41no—
261C2×C4×C31—41no—
262C2×C4×C31—41no—
263C2×C4×C31—41no—
264C2×C4×C31—41no—
265C2×C4×C31—41no—
266C2×C4×C31—41no—
267C2×C4×C31—41no—
268C2×C4×C31—41no—
269C2×C4×C31—41no—
270C2×C4×C31#13712yes—
271C2×C4×C31C22×D411yescharacteristic
272C2×C4×C31C2×#4111yescharacteristic
273C2×C4×C31C2×#4111yescharacteristic
274C2×C4×C31C2×#4111yescharacteristic
275C2×C4×C31H(5,𝔽2)11yescharacteristic
276C2×C4×C312−1+411yescharacteristic
277C8×C31—22no—
278C8×C31—41no—
279C8×C31—41no—
280C8×C31#12314yes—
281C2×#470C2×C3111yescharacteristic
282C2×C4×Q16C2×C3111yescharacteristic, complemented
283#2423C2×C3111yescharacteristic
284#2421C2×C3111yescharacteristic
285#2074C2×C3111yescharacteristic, complemented
286#2072C2×C3111yescharacteristic, complemented
287#2036C2×C3111yescharacteristic
288#2035C2×C3111yescharacteristic
289#1971C2×C3111yescharacteristic, complemented
290#1941C2×C3111yescharacteristic, complemented
291#1865C2×C3111yescharacteristic, complemented
292#1863C2×C3111yescharacteristic, complemented
293#1847C2×C3111yescharacteristic, complemented
294#1809C2×C3111yescharacteristic
295#1753C2×C3111yescharacteristic
296C22×C31—41no—
297C22×C31—41no—
298C22×C31—41no—
299C22×C31—41no—
300C22×C31—41no—
301C22×C31—41no—
302C22×C31—41no—
303C22×C31#53211yescharacteristic
304C22×C31D4211yescharacteristic
305C22×C31#54711yescharacteristic
306C22×C31C2×#13711yescharacteristic
307C22×C31#57511yescharacteristic
308C22×C31#57711yescharacteristic
309C22×C31#57811yescharacteristic
310C4×C31—22no—
311C4×C31—41no—
312C4×C31—41no—
313C4×C31—41no—
314C4×C31—42no—
315C4×C31—42no—
316C4×C31—41no—
317C4×C31—81no—
318C4×C31—81no—
319C4×C31—81no—
320C4×C31—81no—
321C4×C31—81no—
322C4×C31—81no—
323C4×C31C2×#12311yescharacteristic
324C4×C31#54211yescharacteristic
325C4×C31#54711yescharacteristic
326C4×C31#55311yescharacteristic
327C22×Q16C22×C3111yescharacteristic
328C22×M16C22×C3111yescharacteristic
329C2×C22⋊Q8C22×C3111yescharacteristic
330C2×C22⋊Q8C22×C3111yescharacteristic
331C2×C4×Q8C22×C3111yescharacteristic
332C2×C4×Q8C22×C3111yescharacteristic
333#470—24no—
334C4×Q16—24no—
335C2×#107C22×C3111yescharacteristic
336C2×#107C22×C3111yescharacteristic
337C2×#106C22×C3111yescharacteristic
338C2×#106C22×C3111yescharacteristic
339C2×#106C22×C3111yescharacteristic
340C2×#103C22×C3111yescharacteristic
341C2×#103C22×C3111yescharacteristic
342C2×#103C22×C3111yescharacteristic
343C2×#103C22×C3111yescharacteristic
344C2×#103C22×C3111yescharacteristic
345C2×#103C22×C3111yescharacteristic
346C2×C22⋊C8C22×C3111yescharacteristic
347C2×#97C22×C3111yescharacteristic
348C2×C4×C8C22×C3111yescharacteristic
349#400—21no—
350#399—21no—
351#398—21no—
352#397—21no—
353#391C22×C3111yescharacteristic
354#391C22×C3111yescharacteristic
355#389C22×C3111yescharacteristic
356#389C22×C3111yescharacteristic
357#388—21no—
358#388—21no—
359#387—21no—
360#387—21no—
361#384C22×C3111yescharacteristic
362#382C22×C3111yescharacteristic
363#380C22×C3111yescharacteristic
364#380C22×C3111yescharacteristic
365C4×C22⋊C4C22×C3111yescharacteristic
366#340C22×C3111yescharacteristic
367#340C22×C3111yescharacteristic
368#340C22×C3111yescharacteristic
369#340C22×C3111yescharacteristic
370#336C22×C3111yescharacteristic
371#336C22×C3111yescharacteristic
372C2×C31—81no—
373C2×C31#242211yescharacteristic
374C2×C31#317211yescharacteristic
375C2×C31#317811yescharacteristic
376C2×C31#327011yescharacteristic
377C2×C31#327111yescharacteristic
378C2×C31#335211yescharacteristic
379C2×C31#335611yescharacteristic
380C22×Q8C23×C3111yescharacteristic
381C22×Q8C23×C3111yescharacteristic
382C23×C4C23×C3111yescharacteristic
383C2×Q16—22no—
384C2×Q16—22no—
385C2×Q16D4×C3114yes—
386C2×M16—22no—
387C2×M16—22no—
388C2×M16—22no—
389C22×C8C23×C3111yescharacteristic
390C22×C8C23×C3111yescharacteristic
391C22×C8C23×C3111yescharacteristic
392C22×C8C23×C3111yescharacteristic
393C22⋊Q8—22no—
394C22⋊Q8—22no—
395C22⋊Q8—41no—
396C22⋊Q8—41no—
397C4×Q8—22no—
398C4×Q8—22no—
399C4×Q8—41no—
400C4×Q8—41no—
401C2×C4⋊C4—21no—
402C2×C4⋊C4—21no—
403C2×C4⋊C4—21no—
404C2×C4⋊C4—21no—
405C2×C4⋊C4—21no—
406C2×C4⋊C4—21no—
407C2×C4⋊C4—21no—
408C2×C4⋊C4—21no—
409C2×C4⋊C4C23×C3111yescharacteristic
410C2×C4⋊C4C23×C3111yescharacteristic
411C2×C4⋊C4C23×C3111yescharacteristic
412C2×C4⋊C4C23×C3111yescharacteristic
413C2×C4⋊C4C23×C3111yescharacteristic
414C2×C4⋊C4C23×C3111yescharacteristic
415C2×C22⋊C4—21no—
416C2×C22⋊C4—21no—
417C2×C22⋊C4—21no—
418C2×C22⋊C4—21no—
419C2×C22⋊C4D4×C3111yescharacteristic
420C2×C22⋊C4D4×C3111yescharacteristic
421C2×C42—21no—
422C2×C42—21no—
423C2×C42C23×C3111yescharacteristic
424C2×C42C23×C3111yescharacteristic
425#107—22no—
426#107—41no—
427#106—22no—
428#106—22no—
429#106—41no—
430#103—22no—
431#103—22no—
432#103—22no—
433#103—22no—
434#103—22no—
435#103—22no—
436C22⋊C8—22no—
437#97—22no—
438C4×C8—22no—
439#95—21no—
440#95—21no—
441#95—21no—
442#95—21no—
443#95—21no—
444#95—21no—
445#95—21no—
446#95—21no—
447#95—21no—
448#95—21no—
449#95D4×C3111yescharacteristic
450#95D4×C3111yescharacteristic
451C31#2503911yescharacteristic, direct product factor, Sylow
452C24C2×D4×C3111yescharacteristic
453C2×Q8—21no—
454C2×Q8—21no—
455C2×Q8—21no—
456C2×Q8—21no—
457C2×Q8—21no—
458C2×Q8—21no—
459C2×Q8—21no—
460C2×Q8—21no—
461C2×Q8—21no—
462C2×Q8—21no—
463C2×Q8C2×D4×C3112yes—
464C2×Q8C2×D4×C3112yes—
465C22×C4—21no—
466C22×C4—21no—
467C22×C4—21no—
468C22×C4—21no—
469C22×C4—21no—
470C22×C4—21no—
471C22×C4—21no—
472C22×C4—21no—
473C22×C4—21no—
474C22×C4—21no—
475C22×C4—21no—
476C22×C4—21no—
477C22×C4—21no—
478C22×C4—21no—
479C22×C4C2×D4×C3111yescharacteristic
480C22×C4C2×D4×C3111yescharacteristic
481C22×C4C2×D4×C3111yescharacteristic
482C22×C4C2×D4×C3111yescharacteristic
483C22×C4C2×D4×C3111yescharacteristic
484C22×C4C24×C3111yescharacteristic
485Q16—28no—
486M16—44no—
487C2×C8—21no—
488C2×C8—21no—
489C2×C8—21no—
490C2×C8—21no—
491C2×C8—21no—
492C2×C8—21no—
493C2×C8—21no—
494C2×C8—21no—
495C2×C8C2×D4×C3112yes—
496C2×C8#41×C3112yes—
497C2×C8#41×C3112yes—
498C2×C8#41×C3112yes—
499C4⋊C4—21no—
500C4⋊C4—21no—
501C4⋊C4—21no—
502C4⋊C4—21no—
503C4⋊C4—21no—
504C4⋊C4—21no—
505C4⋊C4—21no—
506C4⋊C4—21no—
507C4⋊C4—21no—
508C4⋊C4—21no—
509C4⋊C4—21no—
510C4⋊C4—21no—
511C4⋊C4—42no—
512C4⋊C4—42no—
513C4⋊C4—42no—
514C4⋊C4—42no—
515C4⋊C4—42no—
516C4⋊C4—42no—
517C4⋊C4—81no—
518C4⋊C4—81no—
519C22⋊C4—22no—
520C22⋊C4—41no—
521C22⋊C4—42no—
522C22⋊C4—42no—
523C22⋊C4—42no—
524C22⋊C4—81no—
525C42—21no—
526C42—21no—
527C42—21no—
528C42—21no—
529C42—42no—
530C42—42no—
531C23—21no—
532C23—21no—
533C23—21no—
534C23—21no—
535C23—21no—
536C23—21no—
537C23—21no—
538C23C22×D4×C3111yescharacteristic
539Q8—22no—
540Q8—22no—
541Q8—22no—
542Q8—22no—
543Q8—41no—
544Q8—41no—
545Q8—41no—
546Q8—41no—
547C2×C4—21no—
548C2×C4—21no—
549C2×C4—21no—
550C2×C4—21no—
551C2×C4—22no—
552C2×C4—22no—
553C2×C4—21no—
554C2×C4—21no—
555C2×C4—21no—
556C2×C4—21no—
557C2×C4—21no—
558C2×C4—21no—
559C2×C4—21no—
560C2×C4—21no—
561C2×C4—21no—
562C2×C4—21no—
563C2×C4—41no—
564C2×C4—41no—
565C2×C4—41no—
566C2×C4—41no—
567C2×C4—41no—
568C2×C4—41no—
569C2×C4—41no—
570C2×C4—41no—
571C2×C4—41no—
572C2×C4—41no—
573C2×C4—41no—
574C2×C4—41no—
575C2×C4—41no—
576C2×C4—41no—
577C2×C4—41no—
578C2×C4—41no—
579C2×C4—41no—
580C2×C4—41no—
581C2×C4—41no—
582C2×C4—41no—
583C2×C4—41no—
584C2×C4—41no—
585C2×C4—41no—
586C2×C4—41no—
587C2×C4—41no—
588C2×C4—41no—
589C2×C4C31×#13712yes—
590C2×C4C22×D4×C3111yescharacteristic
591C2×C4C2×#41×C3111yescharacteristic
592C2×C4C2×#41×C3111yescharacteristic
593C2×C4C2×#41×C3111yescharacteristic
594C2×C4C31×H(5,𝔽2)11yescharacteristic
595C2×C4C31×2−1+411yescharacteristic
596C8—22no—
597C8—41no—
598C8—41no—
599C8C31×#12314yes—
600C22—41no—
601C22—41no—
602C22—41no—
603C22—41no—
604C22—41no—
605C22—41no—
606C22—41no—
607C22C31×#53211yescharacteristic
608C22D42×C3111yescharacteristic
609C22C31×#54711yescharacteristic
610C22C2×C31×#13711yescharacteristic
611C22C31×#57511yescharacteristic
612C22C31×#57711yescharacteristic
613C22C31×#57811yescharacteristic
614C4—22no—
615C4—41no—
616C4—41no—
617C4—41no—
618C4—42no—
619C4—42no—
620C4—41no—
621C4—81no—
622C4—81no—
623C4—81no—
624C4—81no—
625C4—81no—
626C4—81no—
627C4C2×C31×#12311yescharacteristic
628C4C31×#54211yescharacteristic
629C4C31×#54711yescharacteristic
630C4C31×#55311yescharacteristic
631C2—81no—
632C2C31×#242211yescharacteristic
633C2C31×#317211yescharacteristic
634C2C31×#317811yescharacteristic
635C2C31×#327011yescharacteristic
636C2C31×#327111yescharacteristic
637C2C31×#335211yescharacteristic
638C2C31×#335611yescharacteristic
subgroupG/H
center, socleC23×C31C22×D4
commutator, Frattini, cosocleC22×C4C24×C31
prime radicalC24×C31C2×D4
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C31 ◁ C4×C22⋊C4×C31 ◁ G

Complements

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

NH ≅ G/Ntype
2. C2×C4×Q16×C31C2semidirect
5. C31×#2074C2semidirect
6. C31×#2072C2semidirect
9. C31×#1971C2semidirect
10. C31×#1941C2semidirect
11. C31×#1865C2semidirect
12. C31×#1863C2semidirect
13. C31×#1847C2semidirect
211. #25039C31direct (N × H)
282. C2×C4×Q16C2×C31semidirect
285. #2074C2×C31semidirect
286. #2072C2×C31semidirect
289. #1971C2×C31semidirect
290. #1941C2×C31semidirect
291. #1865C2×C31semidirect
292. #1863C2×C31semidirect
293. #1847C2×C31semidirect
451. C31#25039direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C31×#4702
C2×C4×Q16×C312
C31×#24232
C31×#24212
C31×#20742
C31×#20722
C31×#20362
C31×#20352
C31×#19712
C31×#19412
C31×#18652
C31×#18632
C31×#18472
C31×#18092
C31×#17532
#2503931