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A010444 Squares mod 83. 1
0, 1, 3, 4, 7, 9, 10, 11, 12, 16, 17, 21, 23, 25, 26, 27, 28, 29, 30, 31, 33, 36, 37, 38, 40, 41, 44, 48, 49, 51, 59, 61, 63, 64, 65, 68, 69, 70, 75, 77, 78, 81 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

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

MATHEMATICA

Union[PowerMod[Range[83], 2, 83]] (* Alonso del Arte, Jan 23 2020 *)

PROG

(Sage) [quadratic_residues(83)] # Zerinvary Lajos, May 28 2009

(Scala) (1 to 83).map(n => n * n % 83).toSet.toSeq.sorted // Alonso del Arte, Jan 23 2020

(MAGMA) [n: n in [0..82] | IsSquare(R! n) where R := ResidueClassRing(83)]; // Vincenzo Librandi, Jan 24 2020

CROSSREFS

Cf. A028796.

Sequence in context: A114889 A174659 A242423 * A010398 A010435 A057709

Adjacent sequences:  A010441 A010442 A010443 * A010445 A010446 A010447

KEYWORD

nonn,fini,full,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified October 20 05:54 EDT 2021. Contains 348099 sequences. (Running on oeis4.)