1,3

(Other) sage: [quadratic_residues(52)]# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 24 2009]

Sequence in context: A106854 A099458 A069219 this_sequence A112652 A140399 A161544

Adjacent sequences: A010410 A010411 A010412 this_sequence A010414 A010415 A010416

nonn,fini,full

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