A010443 Squares mod 82.

0, 1, 2, 4, 5, 8, 9, 10, 16, 18, 20, 21, 23, 25, 31, 32, 33, 36, 37, 39, 40, 41, 42, 43, 45, 46, 49, 50, 51, 57, 59, 61, 62, 64, 66, 72, 73, 74, 77, 78, 80, 81

Offset

1,3

Links

Table of n, a(n) for n=1..42.

Mathematica

Union[PowerMod[Range[82], 2, 82]] (* Alonso del Arte, May 01 2020 *)

Prog

(Sage) [quadratic_residues(82)] # Zerinvary Lajos, May 28 2009
(Scala) (1 to 82).map(n => n * n % 82).toSet.toList.sorted // Alonso del Arte, May 01 2020

Crossrefs

Cf. A028795, A010402.

Sequence in context: A003714 A340956 A010402 * A035269 A267703 A277075

Adjacent sequences: A010440 A010441 A010442 * A010444 A010445 A010446

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved