A294676 - cp's OEIS frontend

A294676 Ramsey-Comer numbers: a(n) is the smallest prime p congruent to 1 mod 2n such that for every prime q >= p (also congruent to 1 mod 2n), the multiplicative subgroup H of (Z/qZ)* of index n contains a solution to x+y = z.

n	a(n)
1	3
2	13
3	19
4	73
5	131
6	313
7	547
8	193
9	613
10	1201
11	1453
12	1249
13	547
14	2857
15	2971
16	1601
17	4217
18	3169
19	2243
20	4441
21	9661
22	10957
23	7039
24	7873
25	8951
26	11701
27	14419
28	18257
29	11311
30	29641

[3, 13, 19, 73, 131, 313, 547, 193, 613, 1201, 1453, 1249, 547, 2857, 2971, 1601, 4217, 3169, 2243, 4441, 9661, 10957, 7039, 7873, 8951, 11701, 14419, 18257, 11311, 29641]

cp's OEIS Frontend

A294676 Ramsey-Comer numbers: a(n) is the smallest prime p congruent to 1 mod 2n such that for every prime q >= p (also congruent to 1 mod 2n), the multiplicative subgroup H of (Z/qZ)* of index n contains a solution to x+y = z.

Table of values

List of values