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%I #12 Dec 18 2023 13:10:38
%S 0,1,4,9,16,25,36,5,20,37,12,33,12,37,20,5,36,25,16,9,4,1,0,1,4,9,16,
%T 25,36,5,20,37,12,33,12,37,20,5,36,25,16,9,4,1,0,1,4,9,16,25,36,5,20,
%U 37,12,33,12,37,20,5,36,25,16,9,4,1,0,1,4,9,16,25,36,5,20,37,12,33,12
%N a(n) = n^2 mod 44.
%H G. C. Greubel, <a href="/A070466/b070466.txt">Table of n, a(n) for n = 0..1000</a>
%H <a href="/index/Rec#order_22">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
%F a(n) = a(n-22). - _G. C. Greubel_, Mar 25 2016
%t PowerMod[Range[0,100],2,44] (* _Harvey P. Dale_, Jul 05 2012 *)
%o (PARI) a(n)=n^2%44 \\ _Charles R Greathouse IV_, Apr 06 2016
%K nonn,easy
%O 0,3
%A _N. J. A. Sloane_, May 12 2002