A124985 - cp's OEIS frontend

A124985 Primes of the form 8k + 7 generated recursively. Initial prime is 7. General term is a(n) = Min_{p is prime; p divides 8Q^2 - 1; p == 7 (mod 8)}, where Q is the product of the previous terms.

n	a(n)
1	7
2	23
3	207367
4	1902391
5	167
6	1511
7	28031
8	79
9	3142977463
10	2473230126937097422987916357409859838765327
11	2499581669222318172005765848188928913768594409919797075052820591
12	223

[7, 23, 207367, 1902391, 167, 1511, 28031, 79, 3142977463, 2473230126937097422987916357409859838765327, 2499581669222318172005765848188928913768594409919797075052820591, 223]

cp's OEIS Frontend

A124985 Primes of the form 8k + 7 generated recursively. Initial prime is 7. General term is a(n) = Min_{p is prime; p divides 8Q^2 - 1; p == 7 (mod 8)}, where Q is the product of the previous terms.

Table of values

List of values

cp's OEIS Frontend

A124985 Primes of the form 8*k + 7 generated recursively. Initial prime is 7. General term is a(n) = Min_{p is prime; p divides 8*Q^2 - 1; p == 7 (mod 8)}, where Q is the product of the previous terms.

Table of values

List of values

A124985 Primes of the form 8k + 7 generated recursively. Initial prime is 7. General term is a(n) = Min_{p is prime; p divides 8Q^2 - 1; p == 7 (mod 8)}, where Q is the product of the previous terms.