1,3
(Other) sage: [quadratic_residues(81)] [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 28 2009]
Sequence in context: A056991 A010389 A010415 * A055047 A153001 A010454
Adjacent sequences: A010439 A010440 A010441 * A010443 A010444 A010445
nonn,fini,full
N. J. A. Sloane (njas(AT)research.att.com).