1,3

(Other) sage: [quadratic_residues(18)]# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 24 2009]

Sequence in context: A081828 A153053 A045752 this_sequence A056991 A010389 A010415

Adjacent sequences: A010377 A010378 A010379 this_sequence A010381 A010382 A010383

nonn,fini,full

N. J. A. Sloane (njas(AT)research.att.com).