A010384 Squares mod 22.

0, 1, 3, 4, 5, 9, 11, 12, 14, 15, 16, 20

Offset

1,3

Links

Table of n, a(n) for n=1..12.

Mathematica

Union[PowerMod[Range[22], 2, 22]] (* Alonso del Arte, Dec 22 2019 *)

Prog

(Sage) [quadratic_residues(22)] # Zerinvary Lajos, May 24 2009
(Scala) (1 to 22).map(n => (n * n) % 22).toSet.toSeq.sorted // Alonso del Arte, Dec 22 2019

Crossrefs

Row 22 of A096008.

Cf. A028735.

Sequence in context: A035236 A047600 A325464 * A028954 A035247 A321995

Adjacent sequences: A010381 A010382 A010383 * A010385 A010386 A010387

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved