A087522 - cp's OEIS frontend

A087522 a(0) = 2; for n>=1, a(n) = smallest prime p such that p+1 is divisible by an n-th power > 1.

n	a(n)
0	2
1	2
2	3
3	7
4	31
5	31
6	127
7	127
8	1279
9	3583
10	5119
11	6143
12	8191
13	8191
14	81919
15	131071
16	131071
17	131071
18	524287
19	524287
20	14680063
21	14680063
22	109051903
23	109051903
24	654311423
25	738197503
26	738197503
27	2147483647
28	2147483647
29	2147483647
30	2147483647

[2, 2, 3, 7, 31, 31, 127, 127, 1279, 3583, 5119, 6143, 8191, 8191, 81919, 131071, 131071, 131071, 524287, 524287, 14680063, 14680063, 109051903, 109051903, 654311423, 738197503, 738197503, 2147483647, 2147483647, 2147483647, 2147483647]

cp's OEIS Frontend

A087522 a(0) = 2; for n>=1, a(n) = smallest prime p such that p+1 is divisible by an n-th power > 1.

Table of values

List of values