OFFSET
1,1
COMMENTS
Related to the search of solutions of pair of congruences p^2 == -3 (mod q), q^2 == -3 (mod p).
Cosgrave and Dilcher list indices of these primes 2, 5, 6, 8, 9, 14, 20, 21, 23, 26, ... up to 25000 (assuming offset 0 in A004253), including probable primes.
LINKS
J. B. Cosgrave and K. Dilcher, Pairs of reciprocal quadratic congruences involving primes, Fib. Quart. 51 (2) (2013) 98, after Theorem 5.
MATHEMATICA
Select[LinearRecurrence[{5, -1}, {1, 4}, 200], PrimeQ] (* Paolo Xausa, Mar 19 2024 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
R. J. Mathar, Jul 22 2022
EXTENSIONS
More terms from Jinyuan Wang, Jul 22 2022
STATUS
approved