A238501 - cp's OEIS frontend

A238501 Primes p for which x! + (p-1)!/x!==0 (mod p) has only three solutions 1<=x<=p-2.

n	a(n)
1	7
2	11
3	19
4	31
5	43
6	47
7	107
8	127
9	131
10	151
11	163
12	167
13	179
14	191
15	211
16	223
17	263
18	283
19	347
20	367
21	443
22	487
23	491
24	523
25	547
26	587
27	643
28	659
29	751
30	827
31	839
32	911
33	1039
34	1051
35	1087
36	1103
37	1123
38	1163
39	1171
40	1223
41	1259
42	1283
43	1291
44	1327
45	1427
46	1439
47	1447
48	1487
49	1523
50	1543

[7, 11, 19, 31, 43, 47, 107, 127, 131, 151, 163, 167, 179, 191, 211, 223, 263, 283, 347, 367, 443, 487, 491, 523, 547, 587, 643, 659, 751, 827, 839, 911, 1039, 1051, 1087, 1103, 1123, 1163, 1171, 1223, 1259, 1283, 1291, 1327, 1427, 1439, 1447, 1487, 1523, 1543]

cp's OEIS Frontend

A238501 Primes p for which x! + (p-1)!/x!==0 (mod p) has only three solutions 1<=x<=p-2.

Table of values

List of values