OFFSET
1,1
COMMENTS
LINKS
PROG
(PARI) print1(3, ", "); forprime(p=7, 10^3, if(znorder(Mod(-5/2, p))==p-1, print1(p, ", ")));
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Jianing Song, Oct 18 2024
STATUS
approved