1,3

(Other) sage: [quadratic_residues(51)]# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 24 2009]

Sequence in context: A125848 A066588 A135740 this_sequence A033662 A136640 A068949

Adjacent sequences: A010409 A010410 A010411 this_sequence A010413 A010414 A010415

nonn,fini,full

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