A010397 Squares mod 36.

0, 1, 4, 9, 13, 16, 25, 28

Offset

1,3

Links

Table of n, a(n) for n=1..8.

Mathematica

Union[PowerMod[Range[36], 2, 36]] (* Vincenzo Librandi, Jan 31 2020 *)

Prog

(Sage) [quadratic_residues(36)] # Zerinvary Lajos, May 24 2009
(Magma) [n: n in [0..35] | IsSquare(R! n) where R:= ResidueClassRing(36)]; // Vincenzo Librandi, Jan 31 2020

Crossrefs

Cf. A028749.

Sequence in context: A243168 A312885 A312886 * A155563 A020684 A312887

Adjacent sequences: A010394 A010395 A010396 * A010398 A010399 A010400

Keyword

nonn,fini,full

Author

N. J. A. Sloane

Status

approved