A316348 - cp's OEIS frontend

A316348 a(n) is the smallest k > 1 such that gcd(k, m^k - m) = 1 for all m = 2,...,n.

n	a(n)
2	35
3	35
4	77
5	77
6	143
7	143
8	143
9	143
10	299
11	299
12	323
13	323
14	323
15	323
16	437
17	437
18	667
19	667
20	667
21	667
22	899
23	899
24	899
25	899
26	899
27	899
28	1457
29	1457
30	1739
31	1739
32	1739
33	1739
34	1739
35	1739
36	1763
37	1763
38	1763
39	1763
40	2021
41	2021
42	2491
43	2491
44	2491
45	2491
46	3127
47	3127
48	3127
49	3127
50	3127

[35, 35, 77, 77, 143, 143, 143, 143, 299, 299, 323, 323, 323, 323, 437, 437, 667, 667, 667, 667, 899, 899, 899, 899, 899, 899, 1457, 1457, 1739, 1739, 1739, 1739, 1739, 1739, 1763, 1763, 1763, 1763, 2021, 2021, 2491, 2491, 2491, 2491, 3127, 3127, 3127, 3127, 3127]

cp's OEIS Frontend

A316348 a(n) is the smallest k > 1 such that gcd(k, m^k - m) = 1 for all m = 2,...,n.

Table of values

List of values