Quote:
Originally Posted by devarajkandadai
This example is not correct.correct example:
23 is nonresidue of 3571 upto infinite order.I leave it to pari experts like Charles to verify.

Er, ah, 23 is a cubic residue mod 3571.
The cube roots of Mod(23,3571) are Mod(34,3571), Mod(35,3571), and Mod(3502,3571).