A208494 - cp's OEIS frontend

A208494 Least integer m>1 such that those k! mod m with k=1,...,n are pairwise distinct.

n	a(n)
1	2
2	2
3	3
4	7
5	10
6	13
7	13
8	13
9	31
10	37
11	37
12	37
13	61
14	61
15	61
16	83
17	83
18	83
19	127
20	127
21	127
22	127
23	127
24	179
25	179
26	179
27	179
28	179
29	193
30	193
31	193
32	193
33	193
34	193
35	193
36	193
37	277
38	277
39	277
40	277
41	277
42	277
43	383
44	383
45	383
46	383
47	383
48	479
49	479
50	479
51	479
52	479
53	479
54	479
55	541
56	541
57	541
58	541
59	541
60	541
61	541
62	541
63	541
64	641
65	641
66	641
67	641
68	641
69	641
70	641
71	641
72	641
73	877
74	877
75	877
76	877
77	877
78	877
79	877
80	877
81	877
82	877
83	877
84	877
85	877
86	877
87	877
88	877
89	877
90	877
91	877
92	877
93	877
94	877
95	877
96	877
97	877
98	877
99	877
100	1013
101	1013
102	1013
103	1013
104	1013
105	1013
106	1013
107	1013
108	1013
109	1013
110	1013

[2, 2, 3, 7, 10, 13, 13, 13, 31, 37, 37, 37, 61, 61, 61, 83, 83, 83, 127, 127, 127, 127, 127, 179, 179, 179, 179, 179, 193, 193, 193, 193, 193, 193, 193, 193, 277, 277, 277, 277, 277, 277, 383, 383, 383, 383, 383, 479, 479, 479, 479, 479, 479, 479, 541, 541, 541, 541, 541, 541, 541, 541, 541, 641, 641, 641, 641, 641, 641, 641, 641, 641, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 877, 1013, 1013, 1013, 1013, 1013, 1013, 1013, 1013, 1013, 1013, 1013]

cp's OEIS Frontend

A208494 Least integer m>1 such that those k! mod m with k=1,...,n are pairwise distinct.

Table of values

List of values