A010424 Squares mod 63.

0, 1, 4, 7, 9, 16, 18, 22, 25, 28, 36, 37, 43, 46, 49, 58

Offset

1,3

Links

Table of n, a(n) for n=1..16.

Mathematica

Union[PowerMod[Range[63], 2, 63]] (* Alonso del Arte, Dec 21 2019 *)

Prog

(Sage) [quadratic_residues(63)] # Zerinvary Lajos, May 24 2009
(Scala) (1 to 63).map(n => (n * n) % 63).toSet.toSeq.sorted // Alonso del Arte, Dec 21 2019

Crossrefs

Row 63 of A096008.

Cf. A028776.

Sequence in context: A024797 A271253 A271542 * A044903 A359016 A281144

Adjacent sequences: A010421 A010422 A010423 * A010425 A010426 A010427

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved