A322269 - cp's OEIS frontend

A322269 a(n) is the largest minimal prime P such that, for any odd number b, the product P*b is a nonzero square modulo 8 and modulo each of the first n primes.

n	a(n)
1	7
2	23
3	83
4	311
5	1873
6	3583
7	12289
8	33049
9	67369
10	174241
11	552841
12	1010881
13	3267289
14	7921489
15	12537719
16	30706079
17	56988649
18	108345169
19	328583161
20	880051561
21	1644946249

[7, 23, 83, 311, 1873, 3583, 12289, 33049, 67369, 174241, 552841, 1010881, 3267289, 7921489, 12537719, 30706079, 56988649, 108345169, 328583161, 880051561, 1644946249]

cp's OEIS Frontend

A322269 a(n) is the largest minimal prime P such that, for any odd number b, the product P*b is a nonzero square modulo 8 and modulo each of the first n primes.

Table of values

List of values