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%I #16 May 01 2020 23:05:16
%S 3,6,7,11,12,13,14,15,17,19,22,24,26,27,28,29,30,34,35,38,44,47,48,52,
%T 53,54,55,56,58,60,63,65,67,68,69,70,71,75,76,79
%N Nonsquares mod 82.
%t Complement[Range[0, 81], PowerMod[Range[82], 2, 82]] (* _Alonso del Arte_, May 01 2020 *)
%o (PARI) for(k=0, 82, if(!issquare(Mod(k, 82)), print1(k, ", "))) \\ _Hugo Pfoertner_, Nov 29 2019
%o (Scala) (0 to 81).diff((1 to 82).map(n => n * n % 82)) // _Alonso del Arte_, May 01 2020
%Y Cf. A010443, A028754.
%K nonn,fini,full,easy
%O 1,1
%A _N. J. A. Sloane_.
%E Incorrect term 41 removed by _Alonso del Arte_, Nov 29 2019